The presence of a buffalo hump can be found in HIV-associated lipodystrophy(26-29) and in MSL(10, 15, 30).
[lipomadoc.org]
Fat deposition in the parotid region (hamster cheeks), cervical region (horse collar), posterior neck (buffalo hump) and upper trunk gives the patient a "pseudoathletic appearance
[doi.org]
Urso, R, Gentil, M 2001 Are “buffalo hump” syndrome, Madelung’s disease, and multiple symmetrical lipmatosis variants of the same dysmetabolism?
[doi.org]