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Derm 2 (Infectious2)
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Question | Answer |
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Which glomerular dz would you suspect most in a pt with the following findings: IF: granular pattern of immune complex deposition, LM: hypercellular glomeruli | acute post-step GN |
Which glomerular dz would you suspect most in a pt with the following findings: IF: linear pattern of immune complex deposition | good pastures |
Which glomerular dz would you suspect most in a pt with the following findings: EM: loss of epithelial foot proccesses | minimal change dz |
Which glomerular dz would you suspect most in a pt with the following findings: EM: subendothelia humps and tram-track appearance | membranoproliferative GN |
Which glomerular dz would you suspect most in a pt with the following findings: nephritis, deafness, cataracts | alport syndrome |
Which glomerular dz would you suspect most in a pt with the following findings: purpura on the back of the arms and legs, IgA nephropathy | Henoch-Schonlein purpura |
Which glomerular dz would you suspect most in a pt with the following findings: Anti-dsDNA antibodies | Lupus nephritis |
A pt presents to the ER with a very painful irreducible inguinal mass. What is the next step in the management of this pt? | surgical correction (it's an incarcerated inguinal hernia) |
What cause of aplastic anemia is associated with thumb abnormalities, diffuse hypo- or hyperpigmentation, cafe-au-lait spots and short stature? | Fanconi anemia |
Which acne medication is known for causing photosensitivity? | tetracycline |
Which labs/test should be checked when deciding to start a patient on oral isotretinoin (Accutane)? | check b-HCG, CBC, lipids, LFTs regularly |
Never use isotretinoin with ________, it causes a combined risk of pseudotumor cerebri. | tetracycline |
What is the classic presentation of rosacea? | middle-aged pt, facial erythema with telangiectasias starting at the nose and cheeks, facial flushing, inflammatory papules, pustules, cysts and/or nodules, ocular blepharitis, rhinophyma |
A 15 y/o girl is brought to the dermatologist for tx of her acne. What is the causative organism in acne? | propionibacterium acnes |
What medication options are available for the treatment of acne vulgaris? | topical retinoid, benzoyl peroxide, topical or oral abx, OCPs, spironolactone, isotretinoin |
What SEs can asire from the use of oral isotretinoin? | teratogenic, drying of skin and mucous membranes, hepatotox, elevated TGs, Depression and SI. |
A 41 y/o woman w/ rosacea is seen in the clinic. It is a mild case, for which avoidance of the triggers of facial flushing would be an initial therapy. What are some examples of things to avoid? | hot/spicy drinks or food, alcohol, caffeine, extremes of temps, extreme emotions, exercise, wind, skin products that irritate |
What are the clinical features of varicella chicken pox? | prodrome of malaise, fever, pharyngitis, HA and myalgia 24 hrs prior to rash. Get pruritic vesicular rash(teardrop vesicles) starting on face and trunk and spreading to extremities. |
What treatments are available for children with chicken pox? | antihistamines for pruritis, acetaminophen for fever, no need for acyclovir. |
What medications are used in the treatment of postherpetic neuralgia? | gabapentin, pregabalin, TCAs, lidocaine patch, capsaicin cream. |
What is the treatment for rosacea? | topical sulfacetamide, topical metronidazole, for rhinophyma can use laser therapy, systemic tx w/ tetracycline, doxy, minocycline or isotretinoin. |
What is the time-frame in the tx of varicella? | tx within 1st 72 hours |
A 25 y/o man is in the office for cold sores. On exam he has 3 painful small vesicles clustered at vermillion border. He reports prodrome of tingly sensation in the area a few days prior. Which studies may be helpful for dx? | Tzanck smear, viral culture |
An elderly woman presents with a rash on her R.flank. The rash appeared a few days ago and is painful. Rash is in a dermatomal distribution. The rash is composed of grouped red vesicles. What should you treat with? | acyclovir, valacyclovir, or famciclovir, and treat the pain. |
T/F no proven association exists b/w acne vulgaris and certain types of food. | True |
Women should have at least ____(number) of negative urine pregnancy tests before an oral isotretinoin is prescribed. | 2 |
It is important to check varicella immunity status in all pregnant women. All nonimmune pregnant women who contract the disease should be given ___________. | varicella immune globulin |
Which patient population is at increased risk of developing encephalopathy or retinitis as complications from Varicella infection? | immunocompromised pts |
A newborn is found to have temporal lobe encephalitis. What is the most likely cause? | HSV transmitted from infected mother |