Infectious Dz

Question 1

Fungus, lungs, CNS, HIV, Papilledema, CT scan, Cryptococcal antigen, India ink stain, Amphotericin B, Fluconazole

Answer 1

Cryptococcus

Question 2

Fungus, bird and bat droppings, Lung, Hilar/Mediastinal lymphadenopathy, histoplasma antigen, Itraconazole

Answer 2

Histoplasmosis

Question 3

AIDS, <200 CD4 count, bilateral interstitial infiltrates, trimethoprim/sulfamethoxazole

Answer 3

Pneumocystis

Question 4

Strep pharyngitis, 2 weeks post-infxn, Jones criteria, PCN

Answer 4

Rheumatic fever

JONES (Joint involvement, O looks like a heart = myocarditis, Noduls (subQ), Erythema marginatum, Sydenham chorea)

Sydenham chorea (SD) is characterized by rapid, irregular, and aimless involuntary movements of the arms and legs, trunk, and facial muscles.

Question 5

Descending weakness/paralysis, canned food, raw honey in infants, PCN, Antitoxin through CDC

Answer 5

Botulism

Question 6

Profuse rice water diarrhea

Answer 6

Cholera

Question 7

Pharyngitis, gray membrane, antitoxin, PCN or erythromycin

Answer 7

Diphtheria

Question 8

Trismus (lock jaw), contraction, spasms, dirty wound, immunization

Answer 8

Tetanus

Question 9

Mycoplasma, night sweats, productive cough, hemoptysis, CXR with apical infiltrates, acid fast bacilli smear, RIPE, Isoniazid + B6

Answer 9

Tuberculosis

RIPE (Rifampin, Isoniazid, Pyrazinamide, Ethambutol)

Question 10

Cat feces, undercooked meat, pregnancy, cerebral abscess, multiple ring enhancing lesions

Answer 10

Toxoplasmosis

Question 11

Deer tick, Northeastern states, erythema migrans, carditis, AV block, Bells palsy, clinical dx, doxycycline, amoxicillin, cerufoxime

Answer 11

Lyme dz

Question 12

Mononucleoiss, pharyngitis, posterior cervical lymph nodes, morbilliform rash with amoxicillin/ampicillin, splenomegaly

Answer 12

Epstein Barr Virus

Question 13

Painful vesicles that ulcerate, prodrome, PCR, culture, or serology, antivirals

Answer 13

Herpes simplex virus

Question 14

Varicella zoster virus, >50 y/o women, pain before rash, dermatome, hutchinson’s sign, post-herpetic neuralgia, antivirals

Answer 14

Herpes zoster

Hutchinson’s sign is defined as skin lesions at the tip, side, or root of the nose. This is a strong predictor of ocular inflammation and corneal denervation in HZO, especially if both branches of the nasociliary nerve are involved.

Question 15

Cough, coryza, conjunctivitis, koplik spots

Answer 15

Measles

Question 16

Parotid gland swelling, elevated amylase

Answer 16

Mumps

Question 17

Forchheimer spots

Answer 17

Rubella

Forchheimer spots are a fleeting enanthem seen as small, red spots (petechiae) on the soft palate in 20% of patients with rubella. They precede or accompany the skin rash of rubella. They are not diagnostic of rubella, as similar spots can be seen in measles and scarlet fever.

Question 18

Slapped cheek appearance, parvo virus B19

Answer 18

Erythema infectiosum

Question 19

High fever, resolves, followed by rash, herpes virus 6/7, 6 months old

Answer 19

Roseola

Question 20

Attacks CD4 cells, asymptomatic, ELISA, Western blot, everyone is tx, two NRTI and NNRTI

Answer 20

Human Immunodeficiency Virus

Question 21

Dog tick, rash on wrists spreading centrally, affects palms and soles, doxycycline

Answer 21

Rocky mountain spotted fever

Question 22

Treponema, painless genital ulcer, rash affecting palms and soles, dark field microscopy, RPR, FTA-ABS, PCN

Answer 22

Syphilis