A 65-year-old woman presented to the office for follow-up after right mastectomy with axillary lymph node dissection. The patient is complaining of right arm upper arm pain, which was persistent during the last week. The incision is healing properly, with no discharge, edema, or erythema. On examination, she has decreased sensation in the medial upper right arm close to the axilla. There are no motor disturbances associated. Which of the following nerves injury would explain the patients' symptoms?

Question

Quizplus · Accepted Answer

Eductional Objective: The intercostobrachial nerve is a branch of the second intercostal nerve's lateral cutaneous branch. It transmits sensory signals from the medial upper arm and the skin near the axilla.

A 65-Year-Old Woman Presented to the Office for Follow-Up After