Dermatology Flashcards
(27 cards)
How long should a single oral antibiotic therapy be used for in acne vulgaris?
No longer than 3 months
Partial thickness (superficial dermal) burn?
Second degree
Painful, pink, blistered
Full thickness burn?
Third degree
White, brown, black
No blister
No pain
Partial thickness (deep dermal) burn?
Second degree
White, may have patched a non blanching erythema
Reduced sensation
Superficial epidermal burn?
First degree
Red and painful
Symptoms of acne vulgarism?
Open and closed condones, pustules and nodules
Which bacteria contributes to development of acne?
Propiorubacterium acnes
Diagnosis of ring worm?
Clinical
Most effective treatment for prominent telangiectasia in acne rosacea?
Laser therapy
Occular involvement in acne rosacea?
Blepharitis
Management of acne rosacea?
1. Mild to moderate
2. Severe/resistant
- Topical metronidazole
- Oral tetracyclines
Exacerbating factors in acne rosacea?
Sunlight
Pregnancy
Certain foods/drugs
Most common cause of necrotising fascitis type 2?
Strep pyogenes
Most common causative organism of cellulitis?
Strep pyogenes
Staph aureus
Mild/mod cellulitis management?
Flucloxacillin
If penicillin allergic: erythromycin, clindamycin or doxycycline
Severe cellulitis management?
Co-amox/ Cefouroxime/ Clindamycin/ Ceftriaxone
Investiagtion in suspected superficial thrombophlebitis?
Patients with clinical signs of superficial thrombophlebitis affecting the proximal long saphenous vein should have an ultrasound scan to exclude concurrent DVT
Management of superficial thrombophlebitis?
- Anti-embolism stockings and can be considered for treatment with prophylactic doses of LMWH for up to 30 days or fondaparinux for 45 days
- Oral NSAIDs for 8-12 days if LMWH is contraindicated
Management of superficial thrombophlebitis at, or extending towards sapheno-femoral junction?
Considered for therapeutic anticoagulation for 6-12 weeks
Eczema herpeticum?
Caused by HSV-1 and rarely cocksakie virus
‘Beefy red’ tongue?
B12 deficiency
Wickham’s striae?
White lines pattern on a surface - in Lichen planus
First line treatment for acute urticaria?
Non-sedating antihistamine
What type of lesion is lentigo maligna?
Melanoma in situ
Typically slow progression, but can at some point become lentigo malignant melanoma
refer to dermatology
