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Neurology18 papers

Open injury, ulnar nerve, palmar sensory

Last edited: 4/15/2026

Overview

An open injury involving the ulnar nerve with palmar sensory deficits refers to trauma that exposes the ulnar nerve and impairs sensory function in the ulnar aspect of the hand. This condition requires careful assessment and management to prevent long-term neurological deficits 1.

Diagnosis

  • Clinical Examination: Assess sensory loss in the ulnar distribution, motor function of intrinsic hand muscles innervated by the ulnar nerve.
  • Electromyography (EMG) and Nerve Conduction Studies (NCS): Useful for evaluating the extent of nerve damage and prognosis 1.
  • Imaging: Radiographic imaging (X-rays) to assess for fractures or foreign bodies that may contribute to nerve injury 1.

    • Management

  • Surgical Exploration: Indicated for open injuries to clean and repair the nerve if possible 1.
  • Debridement: Removal of devitalized tissue and foreign bodies to prevent infection and further nerve damage 1.
  • Antibiotics: Prophylactic antibiotics to prevent infection, especially in open wounds 1.
  • Wound Care: Proper wound closure and dressing to ensure optimal healing environment 1.

    • Special Populations

  • Pregnancy: No specific guidelines provided in the abstract; individualized care based on clinical judgment 1.
  • Pediatrics: No specific considerations mentioned; management principles likely similar but tailored to developmental stage 1.
  • Elderly: Increased risk of complications; careful monitoring for healing and potential comorbidities 1.
  • Comorbidities: Presence of diabetes or peripheral vascular disease may complicate healing; close monitoring and management of these conditions essential 1.

    • Key Recommendations

  • Perform careful patient selection and meticulous technique for regional anesthesia in cases where surgery is necessary 1 (Evidence: Expert opinion).
  • Utilize EMG and NCS for comprehensive evaluation of ulnar nerve injury severity and prognosis 1 (Evidence: Moderate).
  • Employ surgical exploration and debridement for open ulnar nerve injuries to optimize outcomes 1 (Evidence: Moderate).

    • References

    1 Slack CJ, Sylvester BS. Regional anaesthesia in elective hand surgery. Annals of the Royal College of Surgeons of England 1983. link

    Original source

    1. [1]
      Regional anaesthesia in elective hand surgery. — Slack CJ, Sylvester BS Annals of the Royal College of Surgeons of England (1983)
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