Flashcards in Uworld ID Deck (40):
Prophylaxis For TB?
Chloroquine for most
Mefloquine for sub-Saharan Africa and Indian subcontinent (chloroquine-resistant)
Tx for dog/human bite?
Immunocompromised pt with pulmonary nodule with halo sign?
hemochromatosis predisposes to what infections?
Lysteria, Yersinia enterocolitica, Vibrio vulnificus
Causal drug in pt with HIV who presents with crystal-induced nephropathy? pancreatitis? liver failure? hypersensitivity?
Class of HIV drugs that cause lactic acidosis? SJS?
NRTI (nucleoside reverse transcriptase inhibitor)
Most common cause of pneumonia in nursing home pts?
pt with syphilis who is allergic to penicillin?
pt with with skin-colored, verrucous, papilliform lesions. Tx?
1. chemical agents (trichloroacetic acid, 5FU epinephrine cream, podophyllin)
2. Immune therapy (imiquimod, alpha-interferon)
pt with HIV who presents with CD4 count<50. In addition to HAART, add?
Bactrim for PCP prophylaxis
Azithromycin for MAI prophylaxis
tx of pt with severe PCP?
bactrim and steroids
Diagnose leprosy with?
Acid-fast stain of skin biopsy
Measles vs Rubella?
koplik spots vs arthritis
Signs of Malignant Otitis externa? Cause? Common in pts with history of?
1. granulation tissue on external ear canal
3. severe ear pain radiating to TMJ
Pt with puncture wound who gets osteomyelitis. Organism?
AIDS pt with palatal ulcers, hepatosplenomegaly, pancytopenia?
Pt with PID should be tested for?
HIV, RPR (syphilis), hep B, pap smear
Pt with anemia and periodic fevers. Look for?
Atypical lymphocytes are seen in what infections?
Mono, toxoplasmosis, rubella, roseola, viral hepatitis, mumps, CMV, HIV
When to test for EBV-specific antibodies?
Pt with suspected mono with negative heterophile antibodies
Post contact with sand in Southeast US - can get? findings?
Cutaneous larva migrans (Ancylostoma brasiliense)
Pt presents with puritic, erythematous papules that progressed to reddish-brown elevated lesions?
Blastomyosis skin lesions?
violet, verrucous or ulcerative/crusting lesions with sharp border
Tx options for influenza?
Oseltamivir and Zanamivir
if influenza A can also use Rimantadine or Amantadine
Pt post GI/viral infection can get this? Typical presentation?
Gullian-Barre. Numbness/tingling in fingers/toes that ascends
Trichinella - transmitted via? symptoms?
1. periorbital swelling
Can also get splinter hemorrages, conjuntival hemorrhages
Pt with sore throat, fever, malaise, exudative tonsilitis, and splenomegaly. May develop?
Mono. Autoimmune hemolysis
Empiric meningitis tx for pts age:
1. < 3 months
2. children and adults
1. cefotaxime (avoid ceftriaxone in neonates) and ampicillin
2. Vanc and ceftrixaone
3. Vanc, ceftriaxone and ampicillin
4. Vanc and ceftazidime (anti-pseudomonal)
Toxic shock syndrome. Caused by? Signs?
Staph. Erythema that starts on trunk, strawberry tongue, conjunctival hyperemia
Pathogenesis of giardia? Pt typically returns from?
Trophozoites adhere to mucosal surface by adhesive disks and produce malabsorption.
3rd world or rocky mountains
Only give anti-influenza drugs if?
Within 2 days of symptom onset
Most common cause of osteomyelitis? Osteomyelitis after nail puncture wound?
Staph aureus. Pseudomonas
Pt with idiopathic thrombocytopenia - test for?
HIV and Hep C
Signs of erlichiosis?
#flulike symptoms (high fever, myalgias)
#Leukopenia and thrombocytopenia
Toxoplasmosis tx? Ppx?
Sulfadiazine and pryimethamine
Diagnose histoplasmosis with?
#Amphotericin and itraconazole if fever over 103 or fungemia
Leprosy presents as?
#Hyperpigmented plaque that does not have sensation
#progresses to muscle atrophy and distal deformities
HIV pt with large red nodules?