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Related Concept Videos

Muscles of the Forearm that Move the Hand and Fingers01:16

Muscles of the Forearm that Move the Hand and Fingers

The muscles of the forearm that move the wrist, hand, and digits are numerous and diverse. They can be classified into two groups based on their location and function — the anterior and posterior compartment muscles.
Anterior Compartment
The anterior compartment muscles originate from the humerus. They primarily function as flexors and are also known as flexor muscles. They typically insert on the carpals, metacarpals, and phalanges. The superficial layer includes the flexor carpi radialis,...
Spinal Nerves: Plexus I01:22

Spinal Nerves: Plexus I

Nerve plexuses are networks of interlacing nerves that serve as communication hubs to distribute and organize nerve action across various body regions. The nerve plexuses are organized into the cervical plexus located in the neck region, brachial plexus in the shoulder area, lumbar plexus found in the lower back, sacral plexus situated in the pelvis, and coccygeal plexus located in the coccygeal region.
The Cervical Plexus
The cervical plexus, formed by the anterior rami of the first four...
Peripheral Arterial Disease II: Clinical Manifestations and Diagnostic Evaluation01:21

Peripheral Arterial Disease II: Clinical Manifestations and Diagnostic Evaluation

Clinical manifestationsPeripheral Arterial Disease (PAD) manifests through a range of symptoms, from the characteristic intermittent claudication to atypical presentations and severe complications in advanced stages. Intermittent claudication, a hallmark symptom of PAD, presents as exercise-induced muscle pain that typically resolves within minutes of rest. This pain is reproducible and stems from inadequate blood flow, leading to the accumulation of lactic acid produced during anaerobic...
Arteries of the Upper Limbs01:12

Arteries of the Upper Limbs

The subclavian artery transitions into the axillary artery as it exits the chest and enters the axillary region. This artery is critical for supplying blood to the shoulder area, including the head of the humerus, through the humeral circumflex arteries. As the vessel continues into the upper arm or brachium, it becomes the brachial artery. This artery plays a key role in vascularizing the brachial region and bifurcates at the elbow into several branches. These branches include the deep...
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Disorders of the Autonomic Nervous System

The autonomic nervous system (ANS) is an intricate network of nerves that controls functions such as the regulation of heart rate, digestion, and blood pressure regulation. When this system malfunctions, it can lead to various disorders that affect multiple bodily functions. One common feature of many autonomic disorders is the involvement of smooth blood vessels, which play a crucial role in regulating blood flow throughout the body.
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Related Experiment Video

Updated: Jul 2, 2026

Metacarpal Small Incision for Carpal Tunnel Syndrome
04:08

Metacarpal Small Incision for Carpal Tunnel Syndrome

Published on: April 5, 2024

[Recurrent carpal tunnel syndrome].

G Raimbeau1

  • 1Centre de la main, 2, rue Auguste-Gautier, 49100 Angers, France. raimbeau@unimedia.fr

Chirurgie De La Main
|September 2, 2008
PubMed
Summary

Recurrence of carpal tunnel syndrome (CTS) after surgery is common, with reoperation rates up to 12%. First-time surgeries yield excellent results, emphasizing meticulous surgical technique to prevent persistent or recurrent CTS.

Area of Science:

  • Orthopedics
  • Neurosurgery
  • Hand Surgery

Context:

  • Carpal tunnel syndrome (CTS) recurrence after surgical treatment is a significant clinical challenge.
  • Reoperation rates for persistent or recurrent CTS range from 0.3% to 12%.

Purpose:

  • To differentiate between persistent and recurrent carpal tunnel syndrome post-surgery.
  • To identify common causes of persistent (e.g., incomplete flexor retinaculum division) and recurrent (e.g., perineural fibrosis) CTS.
  • To evaluate strategies for managing recurrent CTS and their limited efficacy.

Summary:

  • Persistent CTS can stem from incomplete ligament release or iatrogenic nerve injury, while recurrent CTS is often linked to perineural fibrosis.
  • Surgical reintervention for CTS, including neurolysis with or without additional procedures, shows modest and sometimes counterproductive results.

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Screening of Axonal Degeneration in Carpal Tunnel Syndrome Using Ultrasonography and Nerve Conduction Studies

Published on: January 11, 2019

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Last Updated: Jul 2, 2026

Metacarpal Small Incision for Carpal Tunnel Syndrome
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Metacarpal Small Incision for Carpal Tunnel Syndrome

Published on: April 5, 2024

Screening of Axonal Degeneration in Carpal Tunnel Syndrome Using Ultrasonography and Nerve Conduction Studies
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Screening of Axonal Degeneration in Carpal Tunnel Syndrome Using Ultrasonography and Nerve Conduction Studies

Published on: January 11, 2019

  • Distinguishing symptom improvement from true neurologic functional recovery is crucial in assessing outcomes of repeat operations.

    • Impact:

    • High rates of persistent symptoms (43-90%) after repeat CTS surgery underscore the importance of optimal primary surgical intervention.
    • First-time carpal tunnel release surgery achieves excellent outcomes in approximately 80% of cases.
    • Emphasizes the critical need for precise surgical technique during the initial carpal tunnel decompression to minimize the risk of recurrence.