Skin conditions

Question 1

Answer 1

Herpes zoster

• Varicella zoster affecting distribution of the ophthalmic division of the trigeminal nerve in this particular case

Question 2

Answer 2

Cellulitis

• Bacterial infection affecting the deep subcutaenous tissue
• Streptococcus pyogens and staphylococcus aureus
• Flucloxacillin or benzypenicllin

Question 3

Answer 3

Erysipelas

• Superficial form of cellulitis that involves dermis and subcutaneous tissue
• Well defined raised border distinguises from cellulitis
• Streptococcus pyogens and staphylococcus aureus
• Flucloxacillin or benzylpenicillin

Question 4

Answer 4

TInea corporis (tinea infection of trunk or limbs)

• Superficial fungal infection caused by dermatophytes (tinea/ringworm)
• Itchy circular or annular lesions with clearly defined raised and scaly edge
• Avoid topical steroids - leads to tinea incognito

Question 5

Answer 5

Tinea pedis (athlete’s foot)

• moist scalling and fissuring in toewebs, spreading to sole and dorsal aspect of the foot

Question 6

Answer 6

Candidiasis

• Superficial yeast infection
• white plaques on mucosal areas, erythema with satellite lesions in flexures

Question 7

Answer 7

Pityriasis versicolor

• infection with malassezia
• Scaly pale brown patches on upper trunk that fail to tan on sun exposure