Formation of cholesteatoma around a deposit of sulfa-powder.
D002781:Cholesteatoma; D009369:Neoplasms; D000077145:Sulfanilamide; D013424:Sulfanilamides; D013449:Sulfonamides
D013424:Sulfanilamides; D013449:Sulfonamides; D000077145:Sulfanilamide
SULFONAMIDES/tumor production; TUMORS/cholesteatoma