Rhinosinusitis- Bacterial or viral {Ans: -risk: bacterial infections- streptococcus pneumoniae OR URI, rhinovirus, winter, spring, fall -S: recurrent, dull, constant sinus pain. then, throbbing pain, goes to cheeks and upper teeth, worse when coughing, nasal congestion, rhinorrhea, pressure, cough, fatigue, maxillary toothache -O:total opacification of affected sinuses on transillumination, red, swollen, mucosa, tender sinuses, -dx:none- exam -tx: NS flushes 2+ x/day, APAP, ibuprofen, phenylephrine spray only 3-4 days, sudafed, guaifenesin, flonase, no oral antihistamines. BACT: augmentin, clarithromycin -edu: call if periorbital swelling}Bullous impetigo {Ans: -adult with appropriate demographic risk factors should prompt an investigation for previously undiagnosed human immunodeficiency virus (HIV) infection. - NS or H2O to skin 20 minutes 4xper day}basal cell carcinoma (more common) {Ans: -Risk: inherited autosomal disorder (rare), SUN exposure, light skin. light hair, blue eyed, freckled people, Men, age -S: spot or bump getting larger or not healing. thick rough patch that may bleed if scratched. raised border, crusted surface -O: places exposed to sun, elevated papule, crusty, bleeds when scraped, may be skin colored or blue, black or brown. blood vessels on boarder of legion -dx: biopsy -tx:excision, curettage, cryosurgery, laser surgery, MOHs microsurgery}Salmonella {Ans: -risk: summer & fall, found