Infecto

Question 1

INFECTIVE ENDOCARDITIS

Answer 1

tricuspid valve most commonly affected in IV drug users
In general mitral most common
S areus most common
Septic pulmonary emboli&raquo_space; cavities often peripheral» Janeway lesions & splinter hemorrhages

Question 2

ROCKY MOUNTAIN SPOTTED FEVER

Answer 2

Rickettsia rickettsii&raquo_space; flu like symptoms, maculopapular rash starting at wrist extending to trunk and becomes petechial

Question 3

BABESIA

Answer 3

New England, anemia ⬇️platelets&raquo_space; Maltase cross rbcs on peripheral blood

Question 4

LYME DISEASE

Answer 4

Erythema migrans> Bell’s palsy, third grade heart block, polyarthropathy -> arthritis, subacute encephalitis&raquo_space;> dx with Elisa&raquo_space; doxy if early, if advanced give ceftriaxone

Question 5

Mucormycosis

Answer 5

rhizopus mucor

Question 6

Pneumocys j pneumonia

Answer 6

tmp SMx plus corticoids if po2 <70 mmhg aA gradient >35 mmhg

Question 7

Histoplasmosis

Answer 7

Ohio Mississippi

Pneumonia

Question 8

Pneumococcus vaccination!!!!!

Answer 8

PCV 13&raquo_space; T dependent B response&raquo_space;> young children and
PPSV23&raquo_space; T independent B response&raquo_space; polysaccharide&raquo_space;adults <65 with comorbidities

IMMUNOCOMPROMISED PTS» both

Question 9

MAC

Answer 9

< 50 cd4&raquo_space; flu like symptoms plus anemia, hypoalbuminemia, ⬆️LDH alkaline phosph
Start prophylaxis for MAC if Cd4<50-100 (azythro) /// Toxo if <10