Rash

Question 1

DDX for Rash in Groin

Answer 1

Simple intertrigo
Skin diseases - psoriasis, seborrhoea dermatitis, dermatitis/eczema
Fungal - candida, tinea
Erythrasma
Contact dermatitis

Question 2

Presentation of simple intertrigo

Answer 2

Hx fo moisture, maceration, and friction the is strictly confined to opposing skin surfaces

Question 3

Treatment of simple intertrigo

Answer 3

Treat any underlying cause e.g. diabetes, obesity
Use burrow’s solution compress to dry weeping areas.
Keep area dry and skin folds apart if possible
Apply zinc oxide powder - e.g. Curash
Use short term hydrocortisone cream for itch or inflammation (long term aggravates the problem)

Question 4

Presentation of groin rash caused by Tinea curcuis

Answer 4

definite erythematous border

Question 5

Presentation of a groin rash caused by Candida

Answer 5

tends to affect obese or bedridden pt esp with incontinent. Indefinite border with satellite macular lesions at the edge.

Question 6

Tx of Candida caused rash.

Answer 6

Treat underlying cause e.g. diabetes, obesity
Candida - Apply an imidazole (antifungal) preparation such as miconazole or clotrimazole - use ketoconzole if resistant.
Use Burrow’s solution compresses to dry weeping area
Keep area dry and skin folds apart if possible
Apply zinc oxide powder - e.g. Curash
Use short term hydrocortisone cream for itch or inflammation (long term aggravates the problem)

Question 7

Presentation of rash in groin caused by Erythrasma

Answer 7

Treat underlying cause e.g. diabetes, obesity
Erythrasma - erythromycin or tetracycline and topical imidazole
Use Burrow’s solution compresses to dry weeping area
Keep area dry and skin folds apart if possible
Apply zinc oxide powder - e.g. Curash
Use short term hydrocortisone cream for itch or inflammation (long term aggravates the problem)