Psoriasis {Ans: Psoriasis- Inherited. Pruritic erythematous plaques, fine silvery-white scales with pitted fingernails. Scalp, elbows, knees, sacrum, intergluteal folds. (Koebner phenomenon- new psoriatic plaques form over skin trauma) (Auspitz sign- pinpoint bleeding when plaques are removed). TREATMENT: Topical steroids, Tar preps (mild). For (severe) do anti-TNF, or immunologic. D}Mono, return to play and Dx {Ans: 4-6 weeks when spleenolmegaly resolves Mono spot/ Heterophile}Pt with HIV took high potency anti viral treatments and CD4 is >400, what does this indicate? {Ans: This is good. Want higher than 350}Addison's {Ans: Addison's- deficient in cortisol (think low sodium, blood sugar, but Increase K. You must give cortisol. (Diagnosis Plasma Cortisol <5 mcg/dl @ 0800.) EXAM}TB... PPD is positive if area of induration is: {Ans: >5 mm in an immunocompromised patient or close contact >10 mm in immigrant, health care workers, drug user >15 mm in a patient who lives in an area where TB is very rare.}Osgood-Schlatter disease {Ans: Knee pain. inflammation or irritation of the tibia at its point of attachment with the patellar tendon}