Superficial fungal infections Flashcards
Where does it affect?
Who is it more severe in?
Superficial layers of the skin nails and hair
Immunocomprimised individuals
3 main groups
Dermatophytes
Yeasts
Moulds
Tinea/ringworm
Candidiasis
Aspergillus
General presentation
Unilateral
Itchy
Tinea corporis
What is it?
Presentation
Describe lesion
Tinea infection of the trunk and limbs
Itchy
Circular/annular lesions with a clearly defined, raised and scaly edge
Tinea cruris
What is it?
Main symptom
What is it similar to?
Tinea infection of the groin and natal cleft
Itchy
Similar to tinea corporis
Tinea pedis - another name for it is?
Signs - 2
Athletes foot
Moist scaling and fissuring in toe webs, spreading to the sole and dorsal aspect of the foot.
Tinea manuum
What is it?
Signs and where
Tinea infection of the hand
Scaling and dryness in the palmar creases
Tinea capitis
What is it?
Presentation
Scalp ringworm
Patches of broken hair, scaling and inflammation
Tinea unguium
What is it?
Presentation
Tinea infection of the nail
Yellow discolouration, thickened and crumbly nail
Candidiasis
What you see?
Candidal skin infection
White plaques on mucosal areas, erythema
Management of all:
How to determine correct diagnosis?
Skin scrapings, hair or nail, clippings
Skin swabs for yeasts
Management of all:
General measures
Topical antifungals - name
Oral antifungals if severe, widespread or nail infections - name
Why should topical steroids be avoided?
Treat known precipitating factors
Terbinafine
Itraconazole
Can cause tinea incognito
