Which of the following are bacterial infection of skin?
C i.e. Imetigo contagiosaPiedra is a fungal infection of hair. Pyoderma gangrenosum is a rare, serious ulcerative disorder that is often d/t serious underlying systemic disease eg ulcerative colitis, chron's disease, rheumatoid ahritis or myeloma etc. Impetigo herpetiformis is the synonym of generalized pustular psoriasis of pregnancy.
Pyoderma gangrenosum
Piedra
Impetigo contagiosa
Impetigo herpetiformis