<prompt> Raynolds-Braude phenomenon is shown by:Candida albicansMucorCryptococcusAspergillus  <response>: Ans. a Candida albicans. Ref. Ananthanarayan, Microbiology 6thpg.576RAYNOLDS-BRAUDE PHENOMENON Germ tube formation is a rapid method of identifying Candida albicans based on ability to form germ tubes within 2 hours on incubation in human serum at 37degC.CANDIDA ALBICANS Yeast like fungus Pseudomycelia Diabetes is the most common predisposing factor Normal inhabitants of skin and mucosa Produces creamy-white, smooth colonies with yeast odour on Sabourauds media Forms Chlamydospores on com meal agar at 20degC Treatment:- Local-nystatin,- Disseminated - Amphotericin, 5-Flurocytocin, clotrimazole.Opportunistic systemic mycotic infections include:SR. NO.FUNGUSMICROBIOLOGICAL FEATURESCLINICAL MANIFESTATIONS1AspergillusSeptate hyphae sterigmataOtomycosis is most common.Rhinocerbral aspergillosis is particularly seen in diabetics.ABPA2MucorBroad non-septate mycelia without rhizoids, branched sporangiophoresNasal PNS mucormycosis3PenicilliumBrush like conidia, chain of sporesIn HIV infected patients4RhizopusNon-septate mycelia with rhizoids-5AbsidiaiInvasive disease 