PMC7322089_01
Cross-sectional view at the level of axilla near the scar. The arrow points at the medial brachial cutaneous nerve where it was injected proximally. SC: Subcutaneous tissue; LDm; Latissimus Dorsi muscle.
gr1.jpg
PMC7322089_01_gr1.jpg
fig0005
The nerve was located proximally (Fig. 1) and 2 mL Bupivacaine 0.25% (Marcaine, Astra Zeneca Pharmaceuticals) and 1 mL of 40 mg/mL of Methylprednisolone acetate (Depo-Medrol, Pfizer, INC.
PMC7322089_02
Cross-sectional sonographic view of the arm. Arrows point to the medial antebrachial cutaneous nerve (MACN) proximally. The star is at the nerve just distal to the entrapment site; showing the abnormal hyo-echoic surrounding indicating perineural edema.
gr2.jpg
PMC7322089_02_gr2.jpg
fig0010
The nerve was found to be distorted and edematous about 9 cm proximal to the medial epicondyle along the incision indicating its entrapment in a fascial suture (Fig. 2).