a 3d depicting a black-skinned man suffering from tetanus, shown in the opisthotonus position

tetanus opisthotonus spasms muscle rigidity lockjaw neurology vaccination trismus toxoid vaccine tetany meningitis heel arching clostridium tetani 3d illustration african ethnic diversity race black skin symptom clinical patient blackskinned man medical nervous system infectious disease contractions respiratory failure backward head spastic paralysis hypertonia isolated white background