‘Coral red’ fluorescence on Wood’s lamp is seen in
Correct Answer: Erythrasma
Description: Ans. a (Erythrasma) (Ref. H-17/p. 312)A Wood's lamp generates 360-nm ultraviolet (or "black") light that can be used to aid the evaluation of certain skin disorders. For example, a Wood's lamp will cause erythrasma (a superficial, intertriginous infection caused by Corynebacterium minutissimum) to show a characteristic coral pink color.Color changes in Wood's Lamp (360-nm UV)ConditionsFindingErythrasma (C.Minutissimum)Coral RedTinea (Pityriasis) VersicolorDull YellowFrecklesAccentuatedPost inflammatory (Dermal)FadesVitiligoTotally whiteTinea CapitisBrilliant GreenTinea Capitis by Microsporum canisYellowTinea Capitis by M. audouiniYellowPseudomonasPale Blue/GreenTuberous Sclerosis (Ash Leaf)Blue whiteUrine in Porphyria Cutanea TardaPinkish RedERYSIPELAS# is due to S. pyogenes# is characterized by an abrupt onset of fiery-red swelling of the face or extremities.# Infants and elderly adults are most commonly afflicted.# The severity of systemic toxicity varies.# The distinctive features of erysipelas are well-defined indurated margins, particularly along the nasolabial fold; rapid progression; and intense pain.# Flaccid bullae may develop during the second or third day of illness, but extension to deeper soft tissues is rare.# Treatment with penicillin is effective.
Category:
Skin
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now