Neuropatias por Compressão Folheto

O que você está sentindo

Você pode notar dor, formigamento ou dormência na mão ou no braço. Isso ocorre quando um nervo é comprimido ou espremido ao longo de seu trajeto. O desconforto geralmente começa no pulso ou no cotovelo e pode se estender para cima pelo antebraço ou para baixo até os dedos. Você pode sentir como se sua mão estivesse adormecida ou experimentar uma sensação aguda de choque elétrico.

Seus sintomas frequentemente mudam conforme o uso das mãos. Alcançar atrás das costas para fechar um sutiã, guardar a camisa dentro da calça ou levantar objetos pesados podem piorar a dor. Muitas pessoas percebem que os sintomas se agravam à noite. Você pode acordar devido à dormência ou dor na mão, especialmente se dormir com os pulsos fletidos ou de lado. Ao acordar, você pode sentir rigidez ou fraqueza na preensão.

Como os nervos do braço estão interconectados, um problema pode afetar o outro. Por exemplo, problemas com o nervo ulnar (o nervo do lado do dedo mínimo do braço) podem aumentar a probabilidade de desenvolver compressão no nervo mediano (o nervo no centro do pulso). Isso é conhecido como mecanismo de dupla lesão. Você pode ter sintomas em ambas as áreas, ou um pode parecer preceder o outro.

Às vezes, um pequeno cisto cheio de fluido chamado cisto ganglionar pressiona o nervo. Esta é uma causa comum da síndrome do túnel ulnar. Em casos raros, outras condições, como pseudogota ou alterações de pele associadas à esclerose tuberosa, podem causar compressão nervosa súbita. Se você tiver sintomas incomuns ou dor que não se encaixa no padrão típico, seu cirurgião investigará essas causas menos comuns.

Você também pode sentir fraqueza ao tentar segurar objetos ou mover os dedos. Isso pode dificultar as tarefas diárias. Você pode deixar cair itens com mais frequência ou ter dificuldade com botões e zíperes. Seu cirurgião verificará esses sinais para entender exatamente onde o nervo está sendo comprimido. Compreender o que você está sentindo nos ajuda a planejar o tratamento adequado para aliviar essa pressão e restaurar a função da mão.

O que está realmente acontecendo

Seus nervos são como cabos elétricos que transportam sinais do seu cérebro para suas mãos e dedos. Eles percorrem seu corpo por meio de túneis formados por ossos e ligamentos. Por vezes, esses túneis ficam muito estreitos. Isso comprime o nervo, de maneira semelhante a pisar em uma mangueira de jardim. Quando o nervo é comprimido, o sinal é bloqueado ou distorcido. Você pode sentir formigamento, dormência ou fraqueza na mão.

O problema é frequentemente mais complexo do que um simples pinçamento. Em muitos casos, está em jogo um mecanismo de 'dupla lesão'. Isso significa que, enquanto uma parte do nervo está comprimida, outra parte do nervo ou até mesmo a saúde geral do seu corpo podem estar contribuindo para o problema. Fatores sistêmicos, como condições de saúde geral, podem tornar seus nervos mais sensíveis à pressão. Por exemplo, se você teve uma fratura do punho, o inchaço ou fragmentos ósseos podem pressionar diretamente o nervo. Até mesmo hardware proeminente de cirurgias anteriores pode causar essa pressão.

Às vezes, a causa é um crescimento físico. Um pequeno nódulo gorduroso, conhecido como lipoma perineural, pode crescer ao redor do nervo ulnar no cotovelo. Isso adiciona pressão extra a um espaço já apertado. Em alguns casos, problemas no nervo ulnar podem aumentar a probabilidade de desenvolver síndrome do túnel do carpo mais tarde. Seu cirurgião analisa cuidadosamente sua anatomia para encontrar o local exato da pressão. Utilizamos imagens avançadas, como ultrassonografia ou ressonâncias magnéticas especiais, para visualizar claramente esses tecidos moles. Isso nos ajuda a entender por que você está sentindo dor ou perda de controle.

Os sintomas que você sente são a maneira do seu corpo indicar que o nervo está com dificuldades. O controle sensoriomotor pode ficar comprometido após um trauma, fazendo com que sua mão pareça desajeitada. Em casos raros, a compressão crônica do nervo ulnar pode estar associada à distonia focal da mão, na qual os músculos da mão se contraem involuntariamente. Ao compreender essas causas subjacentes, podemos planejar um tratamento que alivie a pressão e ajude seu nervo a se recuperar.

O que podemos fazer a respeito

O Dr. Kieran Hirpara, cirurgião de membro superior do Mater Private Hospital Rockhampton, aborda esta condição na nossa clínica adequando o tratamento à gravidade dos seus sintomas. Os pacientes chegam à nossa clínica por referência do médico de família ou fisioterapeuta. Uma avaliação clínica, incluindo história clínica, exame físico e imagens quando necessário, estabelece o diagnóstico. Para problemas degenerativos ou de longa data, geralmente tentamos primeiro o tratamento não cirúrgico. Isto inclui alterações na atividade, fisioterapia ou terapia da mão, uso de órteses e injeções. Consideramos a cirurgia quando esta abordagem não proporcionou melhoria suficiente. Para problemas estruturais ou agudos, a cirurgia pode ser recomendada imediatamente, sem uma tentativa prévia de tratamento não cirúrgico.

A autogestão é frequentemente o primeiro passo. O tratamento conservador beneficia a maioria dos pacientes com síndrome do túnel cubital que se apresentam com sintomas leves ou moderados. A fisioterapia visa reduzir a pressão sobre o nervo e melhorar o movimento. Poderá usar órteses para manter o cotovelo estendido durante a noite. Damos-lhe tempo para verificar se estas medidas ajudam antes de avançar para a próxima etapa.

O tratamento médico concentra-se na redução da inflamação e da dor. Se o tratamento conservador não for suficiente, podemos discutir injeções. As injeções de cortisona podem acalmar o inchaço ao redor do nervo. As injeções de ácido hialurónico ou plasma rico em plaquetas (PRP) também podem ser opções para apoiar a saúde dos tecidos. Estes tratamentos visam aliviar os sintomas e ganhar tempo para a cicatrização. Não corrigem a compressão subjacente, mas podem proporcionar um alívio significativo para muitas pessoas.

A cirurgia é considerada quando o tratamento conservador atingiu o seu limite. O nosso objetivo é aliviar a pressão sobre o nervo. Isto pode envolver a libertação de tecidos apertados ao redor do nervo ou a remoção de um pequeno tumor que esteja a pressioná-lo. Em alguns casos, utilizamos técnicas minimamente invasivas para fazer incisões mais pequenas. Isto pode significar menos perda de sangue e uma recuperação mais rápida. Discutimos a melhor opção para a sua anatomia e sintomas específicos. Também utilizamos imagens pré-operatórias com ultrassonografia e ressonância magnética de nervos (MRN) para planear o procedimento cuidadosamente. Isto ajuda-nos a evitar complicações e garante que tratamos a área correta. Se tiver um cisto sinovial, removemo-lo juntamente com a descompressão. Se tiver uma causa rara como a pseudogota, abordamo-la especificamente. O nosso objetivo é uma melhoria sustentada na sua força e sensibilidade.

O que esperar

O seu prognóstico depende do nervo específico envolvido e da duração dos sintomas. Em muitos casos, a descompressão minimamente invasiva é tecnicamente simples e segura. Proporciona bons resultados funcionais para o aprisionamento nervoso grave. Por exemplo, as técnicas endoscópicas podem alcançar a mesma libertação do nervo que a cirurgia aberta, mas com uma incisão muito menor. Esta abordagem minimiza a perda de sangue e ajuda a recuperar mais rapidamente.

Se a sua condição envolver um tumor ou cisto sinovial, a remoção da massa juntamente com a libertação do nervo geralmente alivia os sintomas neurológicos. A melhoria a longo prazo após a libertação do túnel carpeano mantém-se na mesma medida em pacientes com diabetes e naqueles sem a doença. No entanto, se os sintomas estiverem presentes por um período prolongado, a recuperação completa da função nervosa pode não ocorrer, mesmo com diagnóstico precoce e tratamento cuidadoso.

O manejo das descompressões falhadas continua a ser desafiante. As complicações podem incluir lesão do nervo, falha do tratamento ou o desenvolvimento de síndromes dolorosas patológicas. A prevenção baseia-se numa compreensão sólida da anatomia normal e de quaisquer variações no seu corpo. As lesões nervosas após procedimentos no cotovelo podem estar subnotificadas, pelo que o monitoramento cuidadoso é essencial.

Se deixadas sem tratamento, as neuropatias por compressão frequentemente persistem ou pioram. O mecanismo de "dupla lesão" significa que um nervo comprimido pode torná-lo mais suscetível à compressão noutra área. Para síndromes incomuns, as decisões de tratamento são frequentemente baseadas em estudos de menor escala em vez de ensaios clínicos grandes. O seu cirurgião utilizará medidas validadas relatadas pelo paciente para acompanhar o seu progresso. Embora tecnologias como a ultrassonografia e a ressonância magnética de nervos (MRN) ajudem no diagnóstico, o objetivo principal é aliviar a pressão sobre o nervo. Com o manejo adequado, a maioria dos pacientes apresenta melhorias clínicas sustentadas.

Quando procurar um profissional

Procure seu médico de família se tiver dor persistente, fraqueza ou formigamento que não melhorem com o repouso. Solicite uma avaliação especializada se os sintomas interferirem no sono ou no trabalho. A piora súbita da função da mão requer atenção imediata. Esteja ciente de que as neuropatias por compressão podem envolver um mecanismo de "dupla lesão", no qual um problema em um nervo aumenta a suscetibilidade a outro. Por exemplo, problemas no nervo ulnar podem preceder a compressão do nervo mediano. Condições concomitantes, como a síndrome do túnel do carpo e a síndrome do pronador, muitas vezes passam despercebidas. Os cistos sinoviais são a causa mais comum da síndrome do túnel ulnar. Se apresentar bloqueio, instabilidade ou sintomas que pioram com o uso da mão, procure avaliação para prevenir complicações, como dor patológica ou falha no tratamento.

Evidence & references

This is the clinical evidence summary written for health professionals. It is technical, and it lists the research this page was built from. You do not need to read it to understand your treatment or to make a decision about it.

Overview

Compression neuropathies of the upper extremity involve pathophysiology, clinical evaluation, and management considerations including the double-crush mechanism and systemic factors [1].
Validated patient-reported outcome measures are useful in the evaluation and management of upper extremity compression neuropathies [1].
Complications of compressive neuropathy management include iatrogenic injury, treatment failure, and pathologic pain syndromes [2].
Prevention of complications in compressive neuropathy management relies on a solid understanding of normal anatomy and anatomic variations [2].
Diagnosis and treatment of compressive neuropathies are evolving with technology, specifically shifting towards preoperative imaging with ultrasound and MRN [3].
Management of failed decompressions for compressive neuropathies remains challenging [3].
Most publications on uncommon upper extremity compression syndromes (radial, ulnar, and median nerves) are small retrospective series or case reports [4].
Treatment decisions for uncommon upper extremity compression syndromes are not typically based on high levels of evidence [4].
Debulking of a tumor along with median nerve decompression relieved neurological symptoms in a child with tuberous sclerosis complex causing carpal tunnel syndrome [5].
Minimally invasive in situ decompression is technically simple, safe, and provides good results for severe ulnar nerve entrapment at the elbow [6].
Ulnar nerve pathology may precede and increase susceptibility to median nerve compression, as indicated by the incidence of carpal tunnel syndrome after ulnar neuropathy diagnosis [8].
Use of a collagen matrix wrap in recurrent compression neuropathies of the upper extremity has shown good success [9].
Surgical decompression for carpal tunnel syndrome is associated with a greater decrease in median nerve cross-sectional area than nonsurgical treatment [10].
Anterior interosseous nerve transfer combined with cubital and ulnar tunnel release results in sustained clinical and electrophysiological improvements in severe chronic ulnar nerve compression [14].
Anterior interosseous nerve transfer combined with cubital and ulnar tunnel release is encouraged as a standard treatment for severe chronic ulnar nerve compression [14].
Endoscopic decompression for anterior interosseous nerve syndrome can achieve the same proximal and distal extents of the nerve as open techniques [15].
Endoscopic decompression for anterior interosseous nerve syndrome uses an incision nearly one fourth the size of open techniques, minimizing morbidity, blood loss, and recovery time [15].
Extensive decompression of the ulnar nerve beyond the cubital tunnel is not routinely needed, supported by satisfactory outcomes with endoscopic detection of compressing fascial bands within the FCU [17].

Anatomy & Pathophysiology

Compression neuropathies of the upper extremity involve a double-crush mechanism [1].
Systemic factors play a role in the pathophysiology of compression neuropathies of the upper extremity [1].
Intracarpal tunnel pressures during active hand use are substantially greater than previously reported in patients with carpal tunnel syndrome [21].
Perineural lipoma of the ulnar nerve can occur within the cubital tunnel [25].
Sensorimotor control impairment can occur after wrist trauma [27].
Distal radius fracture management requires evaluation of all potential causes for early carpal tunnel syndrome findings, including prominent volar cortical fragments causing direct pressure or prominently placed hardware [34].
Ulnar nerve entrapment neuropathy at the elbow is associated with non-task-specific focal hand dystonia [41].

Classification

Systemic factors contribute to the pathophysiology of compression neuropathies of the upper extremity [1].
Compressive neuropathy management complications include iatrogenic injury, treatment failure, and pathologic pain syndromes [2].
Prevention of compressive neuropathy complications relies on understanding normal anatomy and anatomic variations [2].
Diagnosis and treatment of compressive neuropathies are shifting towards preoperative imaging with ultrasound and MRN [3].
Most publications on uncommon upper extremity compression syndromes (radial, ulnar, median nerves) are small retrospective series or case reports [4].
Debulking of a tumor along with median nerve decompression relieved neurological symptoms in a child with tuberous sclerosis complex causing carpal tunnel syndrome and thumb overgrowth [5].
Pseudogout is a rare cause of acute carpal tunnel syndrome and acute Guyon canal syndrome [7].
Ulnar nerve pathology may precede and increase susceptibility to median nerve compression [8].
Concurrent carpal tunnel syndrome and pronator syndrome are rarely considered, and proximal compression sites are easily overlooked [11].
Ganglia are the most common cause of ulnar tunnel syndrome [12].
Symptoms of ulnar tunnel syndrome vary based on the anatomic location of the compression within Guyon's canal [12].
The term double crush syndrome is proposed to be expanded to multifocal neuropathy to describe the complex interplay of mechanical, systemic, pharmacological, and environmental factors contributing to nerve dysfunction [13].
Unusual compression neuropathies of the forearm include posterior interosseous nerve syndrome, radial tunnel syndrome, and superficial radial nerve compression (Wartenberg's syndrome) [16].
In-situ release is an alternative for managing McGowen grade 3 ulnar nerve compression neuropathy at the elbow, with a similar success rate to submuscular and intramuscular transpositions but a lower complication rate [23].

Clinical Presentation

Intracarpal tunnel pressures during active hand use in patients with carpal tunnel syndrome are substantially greater than previously reported [21].
Pseudogout is a rare cause of acute neuropathic compression of the hand, including acute carpal tunnel syndrome and acute Guyon canal syndrome [7].
Collagenoma in a child with tuberous sclerosis complex can cause carpal tunnel syndrome and thumb overgrowth [5].
Uncommon compression syndromes of the radial, ulnar, and median nerves exist, with most publications being small retrospective series or case reports [4].
A punched nerve syndrome of the deep motor branch of the ulnar nerve is a rare presentation [18].
Multifocal neuropathy describes the complex interplay of mechanical, systemic, pharmacological, and environmental factors contributing to nerve dysfunction [13].

Investigations

Most publications on uncommon upper extremity compression syndromes are small retrospective series or case reports, and treatment decisions are not typically based on high levels of evidence [4].
Ganglia are the most common cause of ulnar tunnel syndrome, and symptoms vary based on the anatomic location of the compression within Guyon's canal [12].
Endoscopic decompression for anterior interosseous nerve syndrome can be achieved over the same proximal and distal extents of the nerve as open techniques but with an incision nearly one fourth the size, minimizing morbidity, blood loss, and recovery time [15].
Unusual compression neuropathies of the forearm specifically include posterior interosseous nerve syndrome, radial tunnel syndrome, and superficial radial nerve compression (Wartenberg's syndrome) [16].
High-resolution ultrasound (HRUS) is a viable method to demonstrate a punched nerve syndrome of the deep motor branch of the ulnar nerve [18].
Ultrasound measurements have limited value in predicting clinical results of patients treated for entrapment neuropathy of the ulnar nerve [19].
After surgery for perineural lipoma of the ulnar nerve within the cubital tunnel, shooting pain resolved, sensation normalized in digits four and five, and hand strength gradually improved [25].
The diagnostic accuracy of nerve conduction studies for ulnar neuropathy at the elbow may be lower than 80%–90% and depends on the severity of the neuropathy [33].
Short segment testing is suggested to improve the diagnostic accuracy of nerve conduction studies for ulnar neuropathy at the elbow [33].

Treatment

Conservative treatment benefits the majority of patients with cubital tunnel syndrome who present with mild or moderate symptoms [22].
Surgical decompression is associated with a greater decrease in median nerve cross-sectional area compared to nonsurgical treatment [10].
Debulking of a tumor along with median nerve decompression provides relief of neurological symptoms in cases such as collagenoma causing carpal tunnel syndrome [5].
Minimally invasive in situ decompression is technically simple, safe, and yields good results for severe ulnar nerve entrapment at the elbow [6].
In-situ release is an alternative for managing McGowen grade 3 ulnar nerve compression neuropathy at the elbow, offering a similar success rate to submuscular and intramuscular transpositions with a lower complication rate [23].
Anterior interosseous nerve transfer combined with cubital and ulnar tunnel release results in sustained clinical and electrophysiological improvements in patients with severe chronic ulnar nerve compression [14].
Minimally invasive endoscopic decompression for anterior interosseous nerve syndrome achieves the same proximal and distal extents of the nerve as open techniques but with an incision nearly one-fourth the size, minimizing morbidity, blood loss, and recovery time [15].
Extensive decompression of the ulnar nerve beyond the cubital tunnel is not routinely needed, as satisfactory outcomes are supported by endoscopic detection of compressing fascial bands within the flexor carpi ulnaris [17].
A novel technique using a collagen matrix wrap in recurrent compression neuropathies has shown good success [9].
Pseudogout should be considered a rare cause of acute neuropathic compression of the hand, including acute carpal tunnel syndrome and acute Guyon canal syndrome [7].
Complications of compressive neuropathy management include iatrogenic injury, treatment failure, and pathologic pain syndromes, with prevention relying on a solid understanding of normal anatomy and anatomic variations [2].
The management of failed decompressions remains challenging as diagnosis and treatment evolve with technology, shifting towards preoperative imaging with ultrasound and MRN [3].

Complications

Complications of compressive neuropathy management include iatrogenic injury [2].
Complications of compressive neuropathy management include treatment failure [2].
Complications of compressive neuropathy management include pathologic pain syndromes [2].
Prevention of complications relies on a solid understanding of normal anatomy and anatomic variations [2].
Management of failed decompressions remains challenging [3].
Nerve injuries following elbow arthroscopy are likely under-reported in the literature [29].
The number of severe nerve injuries following elbow arthroscopy may be much higher than previously thought [29].

Recovery

Minimally invasive in situ decompression for severe ulnar nerve entrapment at the elbow is technically simple, safe, and provides good functional outcomes [6].
Endoscopic decompression of the anterior interosseous nerve achieves the same proximal and distal extents as open techniques but with an incision nearly one-fourth the size, minimizing morbidity, blood loss, and recovery time [15].
Revision decompression combined with a collagen nerve wrap demonstrates good success in managing recurrent and persistent compression neuropathies of the upper extremity [9].
Early diagnosis and careful excision of epineural ganglia causing ulnar nerve compression in the cubital tunnel are associated with satisfactory outcomes, although complete electrophysiological recovery may not occur if symptoms have been present for a prolonged period [20].
Debulking of a tumor along with median nerve decompression provides relief of neurological symptoms in cases such as collagenoma-induced carpal tunnel syndrome [5].
Long-term improvement following carpal tunnel release in patients with diabetes is maintained to the same extent as in patients without diabetes [24].
Treatment decisions for uncommon upper extremity compression syndromes are not typically based on high levels of evidence, as most publications are small retrospective series or case reports [4].
Management of failed decompressions remains challenging despite evolving diagnostic and treatment technologies such as preoperative ultrasound and MRN [3].

Key Evidence

[L5] Complications of compressive neuropathy management include iatrogenic injury, treatment failure, and pathologic pain syndromes, with prevention relying on a solid understanding of normal anatomy and anatomic variations. [2] (10.1016/j.hcl.2015.01.012)
[L5] The diagnosis and treatment of compressive neuropathies continue to evolve with technology, shifting towards preoperative imaging with ultrasound and MRN, while the management of failed decompressions remains challenging. [3] (10.1016/j.jhsg.2022.10.009)
[L4] This article reviews uncommon compression syndromes of the radial, ulnar, and median nerves, noting that most publications are small retrospective series or case reports and treatment decisions are not typically based on high levels of evidence. [4] (10.1016/j.hcl.2013.04.014)
[Case_report] Debulking of the tumor along with median nerve decompression was performed with relief of neurological symptoms. [5] (10.1016/j.jhsa.2013.07.004)
[L3] Minimally invasive in situ decompression is technically simple, safe and gives good results in patients with severe nerve compression. [6] (10.1177/1753193411416426)
[L4] Pseudogout should be considered a rare cause of acute neuropathic compression of the hand. [7] (10.1016/j.jhsg.2022.07.010)
[L2] This supports the hypothesis that ulnar nerve pathology may precede and increase susceptibility to median nerve compression. [8] (10.1016/j.jhsg.2026.100970)
[L4] The authors report on the novel technique of using a collagen matrix wrap in recurrent compression neuropathies with good success. [9] (10.1097/sap.0b013e3182956475)
[L3] Surgical decompression was associated with a greater decrease in median nerve cross-sectional area than nonsurgical treatment. [10] (10.1016/j.jhsa.2010.06.010)
[L4] Concurrent carpal tunnel syndrome and pronator syndrome are rarely considered and proximal compression sites are easily overlooked. [11] (10.1016/j.otsr.2016.10.009)
[L5] The article provides a comprehensive review of the anatomy, pathophysiology, and causes of ulnar tunnel syndrome, noting that ganglia are the most common cause and that symptoms vary based on the anatomic location of the compression within Guyon's canal. [12] (10.1016/j.hcl.2007.06.006)
[L5] The authors propose expanding the term from double crush syndrome to multifocal neuropathy to better describe the complex interplay of mechanical, systemic, pharmacological, and environmental factors contributing to nerve dysfunction. [13] (10.1016/j.jhsa.2016.09.009)
[L4] Anterior interosseous nerve transfer, along with cubital and ulnar tunnel release, results in sustained clinical and electrophysiological improvements in patients with severe chronic ulnar nerve compression, which encourages its adoption as a standard treatment for severe chronic ulnar nerve compression. [14] (10.1177/17531934251381023)
[L4] Endoscopic decompression can be achieved over the same proximal and distal extents of the nerve as open techniques but with an incision nearly one fourth the size, minimizing morbidity, blood loss, and recovery time. [15] (10.1016/j.jhsa.2013.07.026)
[L5] This article is a review examining unusual compression neuropathies of the forearm, specifically focusing on the radial nerve, including posterior interosseous nerve syndrome, radial tunnel syndrome, and superficial radial nerve compression (Wartenberg's syndrome). [16] (10.1016/j.jhsa.2009.10.016)
[L4] The satisfactory outcomes support the perception that extensive decompression of the ulnar nerve beyond the cubital tunnel is not routinely needed. [17] (10.1007/s11552-011-9377-x)
[L4] HRUS is a viable method to demonstrate a punched nerve syndrome. [18] (10.1007/s00402-015-2216-8)
[L3] Ultrasound (US) measurements seem to have a limited value in clinical results of patients treated for entrapment neuropathy of the ulnar nerve. [19] (10.1177/1558944719857816)
[Case_report] Early diagnosis and careful excision of epineural ganglia are associated with satisfactory outcomes, although complete electrophysiological recovery may not occur if symptoms have been present for a prolonged period. [20] (10.1007/s11552-006-9013-3)
[L4] In patients with carpal tunnel syndrome, intracarpal tunnel pressures during active hand use are substantially greater than previously reported. [21] (10.1016/j.jhsa.2009.09.019)
[L2] The majority of patients suffering from cubital tunnel syndrome with mild or moderate symptoms benefit from conservative treatment. [22] (10.1177/1753193408098480)
[L4] Thus, in-situ release could be an alternative in management of patients with McGowen grade 3 ulnar nerve compression neuropathy at the elbow with a similar success rate as the submuscular and intramuscular transpositions with a lower complication rate. [23] (10.1016/j.jhsa.2015.06.068)
[L2] Long-term improvement in patients with diabetes remained after carpal tunnel release to the same extent as for patients without diabetes. [24] (10.1016/j.jhsa.2014.01.012)
[L4] After surgery, shooting pain resolved, sensation normalized in digits four and five, and hand strength gradually improved. [25] (10.1016/j.jhsg.2025.100889)
[L5] This clinical review discusses the organization, neuroanatomy, assessment, clinical relevance, and rehabilitation of sensorimotor control impairment after wrist trauma, proposing promising rehabilitation strategies that require more rigorous evaluation in clinical trials. [27] (10.1016/j.jht.2015.12.003)
[L4] Nerve injuries are likely under-reported in the literature, and this study indicates that the number of severe nerve injuries may be much higher than previously thought. [29] (10.1016/j.jhsa.2013.08.025)
[L5] The diagnostic accuracy of nerve conduction studies for ulnar neuropathy at the elbow may be lower than 80%–90% and depends on the severity of the neuropathy; short segment testing is suggested to improve accuracy. [33] (10.1177/17531934241288802)
[Paper] If early carpal tunnel syndrome findings are noted during distal radius fracture management, all potential causes should be evaluated, including prominent volar cortical fragments causing direct prominently placed hardware. [34] (10.1016/j.ocl.2012.07.021)
[L4] This case establishes a clear-cut relationship between ulnar nerve entrapment neuropathy at the elbow and non-task-specific focal hand dystonia, demonstrated by the dramatic recovery of clinical and electrophysiological parameters after surgical decompression. [41] (10.1007/s11552-010-9280-x)

References

[1] Compression Neuropathies of the Upper Extremity. 2021.

[2] Complications of Compressive Neuropathy. Hand Clinics. 2015. DOI: 10.1016/j.hcl.2015.01.012

[3] Future Considerations in the Diagnosis and Treatment of Compressive Neuropathies of the Upper Extremity. Journal of Hand Surgery Global Online. 2023. DOI: 10.1016/j.jhsg.2022.10.009

[4] Uncommon Upper Extremity Compression Neuropathies. Hand Clinics. 2013. DOI: 10.1016/j.hcl.2013.04.014

[5] Collagenoma in a Child With Tuberous Sclerosis Complex Causing Carpal Tunnel Syndrome and Thumb Overgrowth: Case Report. The Journal of Hand Surgery. 2013. DOI: 10.1016/j.jhsa.2013.07.004

[6] Severe ulnar nerve entrapment at the elbow: functional outcome after minimally invasive in situ decompression. Journal of Hand Surgery (European Volume). 2012. DOI: 10.1177/1753193411416426

[7] Pseudogout: A Rare Cause of Acute Carpal Tunnel Syndrome and Acute Guyon Canal Syndrome. Journal of Hand Surgery Global Online. 2022. DOI: 10.1016/j.jhsg.2022.07.010

[8] Incidence of Carpal Tunnel Syndrome After the Diagnosis of Ulnar Neuropathy. Journal of Hand Surgery Global Online. 2026. DOI: 10.1016/j.jhsg.2026.100970

[9] Revision Decompression and Collagen Nerve Wrap for Recurrent and Persistent Compression Neuropathies of the Upper Extremity. Annals of Plastic Surgery. 2014. DOI: 10.1097/sap.0b013e3182956475

[10] Sonographic Follow-Up of Patients With Carpal Tunnel Syndrome Undergoing Surgical or Nonsurgical Treatment: Prospective Cohort Study. The Journal of Hand Surgery. 2010. DOI: 10.1016/j.jhsa.2010.06.010

[11] Concurrent carpal tunnel syndrome and pronator syndrome: A retrospective study of 21 cases. Orthopaedics & Traumatology: Surgery & Research. 2017. DOI: 10.1016/j.otsr.2016.10.009

[12] Ulnar Tunnel Syndrome. Hand Clinics. 2007. DOI: 10.1016/j.hcl.2007.06.006

[13] Multifocal Neuropathy: Expanding the Scope of Double Crush Syndrome. The Journal of Hand Surgery. 2016. DOI: 10.1016/j.jhsa.2016.09.009

[14] Anterior interosseous nerve transfer combined with cubital and ulnar tunnel release for severe ulnar nerve compression. Journal of Hand Surgery (European Volume). 2025. DOI: 10.1177/17531934251381023

[15] Minimally Invasive Endoscopic Decompression for Anterior Interosseous Nerve Syndrome: Technical Notes. The Journal of Hand Surgery. 2013. DOI: 10.1016/j.jhsa.2013.07.026

[16] Unusual Compression Neuropathies of the Forearm, Part I: Radial Nerve. The Journal of Hand Surgery. 2009. DOI: 10.1016/j.jhsa.2009.10.016

[17] Endoscopic Detection of Compressing Fascial Bands around the Ulnar Nerve within the FCU. HAND. 2011. DOI: 10.1007/s11552-011-9377-x

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