All are true anout mucormycosis, except:
B,C and D Mucormycosis is caused by Rhizopus species,Rhizomucus and Absidia species. It has marked predilection for vascular invasion leading to widespread thrombosis,tissue necrosis and gangrene. Characterstic nasal finding is a dark necrotic turbinate surrounded by pale mucosa blackish discharge and crusts M/C site is middle turbinate followed by middle meatus and septum. IOC-Mri while biopsy is confirmatory Treatment:Includes amphotericin-B,heparin,hyperbaric oxygen and debridement. Ref Current Otolaryngology 3/e,p 295.
Lymph invasion
Angio invasion
Long term deferoxime therapy
Septate hyphae
Nose and paranasal sinuses