A 44-year-old woman presents with nighttime numbness and tingling in the thumb, index finger, middle finger, and lateral half of the ring finger that awakens her from sleep. Vital signs are normal (BP 128/82, HR 76, RR 14, Temp 37°C, SpO2 98%). Physical examination demonstrates weakness of thumb opposition and positive Phalen's test. Nerve conduction studies show prolonged distal latency of the median nerve. She denies recent trauma. Which of the following is the most likely diagnosis?
- A)Ulnar neuropathy at the elbow
- B)C8 radiculopathy
- C)Thoracic outlet syndrome
- D)Radial neuropathy at the spiral groove
- E)Median neuropathy at the wristGABARITO
Explicação
Nocturnal paresthesias in the lateral three and a half digits with weakness of thumb opposition are classic for carpal tunnel syndrome from median nerve compression at the wrist. Ver explicação completa e trilha adaptativa →