Bilateral Absence of Musculocutaneous Nerve: Report of Two Cases

Absence of the Musculocutaneous Nerve; Two Case Reports and Literature Review

“…Ishwar B. et al, describes a 58-year-old Indian cadaver observed to be missing a musculocutaneous nerve in both upper limbs and the arm muscles were innervated by the lateral root of the median nerve (7). Sakkarai Jayagandhi et al mentioned the bilateral absence of the musculocutaneous nerve in two cases in male cadavers aged 60 and 65 years, and the muscles of the anterior arm compartment were innervated by the branches of the median nerve (8). In the present cases, the musculocutaneous nerve was absent on both sides, as for the left side, near the beginning of the median nerve, a branch rose from the median nerve, provide the coracobrachialis, biceps brachii, and brachialis muscles, each with a separate branch supplied.…”