Black burnt on the crotch

Black scorch in the crotch is common in pulmonary mucormycosis. Pulmonary Mucormycosis is a pulmonary infectious disease caused by Mucorales pathogens. Although rare, it has developed rapidly and has a high mortality rate. Mucor and rhizopus are more common clinically, the former mainly invades the lungs, and the latter mostly affects the sinuses, eyes, brain and digestive tract, and can spread blood lines throughout the body. Pulmonary Mucormycosis can be a primary infection or secondary to sinus disease or Mucor sepsis.