Buzzword Bingo! Flashcards
common cause of pneumonia in immunocompromised patients
Pneumocystis jirovecii
MCC of atypical/walking pneumonia
Mycoplasma pneumoniae
common causative agent for pneumonia in alcoholics
Klebsiella
can cause an interstitial pneumonia in bird handlers
Chlamydophila psittaci
often cause of pneumonia in pt w/ hx exposure to bats and bat droppings
histoplasmosis
often cause of pneumonia in pt who has recently visited Southern California, New Mexico, or West Texas
coccidiomycosis
pneumonia associated w/ “currant jelly” sputum
Klebsiella
Q fever
Coxiella
associated w/ pneumonia acquired from air conditioners
Legionella
MCC pneumonia in children 1 year old or younger
RSV
MCC pneumonia in neonate (birth-28 days)
GBS, E. coli
MCC pneumonia in children and young adults (including college students, military recruits, and prison inmates)
Mycoplasma pneumoniae
MCC viral pneumonia
RSV
causes wool-sorter’s disease (life-threatening pneumonia)
Bacillus anthracis
common pneumonia in ventilator pts and those w/ cystic fibrosis
Pseudomonas, MRSA
Pontiac fever
Legionella
weak pulses in upper extremities
Takayasu arteritis
granulomas of lung, glomerulonephritis, c-ANCA positive
granulomatosis w/ polyangiitis (Wegener’s granulomatosis)
necrotizing immune complex inflammation of visceral/renal vessels
polyarteritis nodosa
2 y/o Asian female
Kawasaki dz
20 y/o Asian female
Takayasu arteritis
young male smokers
thromboangiitis obliterans (Buerger disease)
young asthmatics
eosinophilic granulomatosis w/ polyangiitis (Churg-Strauss)
infants and young children; involves coronary arteries
Kawasaki disease
most common vasculitis
giant cell arteritis
associated with hepatitis B or C infection
polyarteritis nodosa
occlusion of ophthalmic artery can lead to blindness
giant cell arteritis
perforation of nasal septum
granulomatosis w/ polyangiitis (Wegener’s granulomatosis)
u/l headache, jaw claudication
giant cell arteritis
IF: granular pattern of immune complex deposition; LM: diffuse capillary thickening
membranous GN, diffuse proliferative GN
IF: granular pattern of immune complex deposition; LM: hypercellular glomeruli
PSGN
IF: linear pattern of immune complex deposition
Goodpasture syndrome
IF: deposition of IgG, IgM, IgA, and C3 in the mesangium
PSGN
EM: subendothelial humps and “tram track” appearance
MPGN
nephritis, deafness, cataracts
Alport syndrome
LM: crescent formation in the glomeruli
RPGN
LM: segmental sclerosis and hyalinosis
FSGS
IG: anti-GBM antibodies
Goodpasture syndrome
LM: Kimmelstiel-Wilson lesions
diabetic nephropathy
purpura on backs of arms and legs, abdominal pain, IgA nephropathy
Henoch-Schonlein purpura
EM: spiking of GBM d/t electron-dense subepithelial deposits
membranous GN
asplenic pt (d/t surgical splenectomy or autosplenectomy, eg, chronic sickle cell dz) (bug)
encapsulated microbes, especially SHiN (S. pneumo»_space; Hib > N. meningitidis)
branching rods in oral infection, sulfur granules
Actinomyces israelii
chronic granulomatous dz (bug)
catalase + organisms, especially S. aureus
“currant jelly sputum”
Klebsiella
dog or cat bite
Pasteurella multocida
facial nerve palsy (bug)
Borrelia burgdorferi (Lyme dz)
fungal infection in diabetic or immunocompromised pt
Mucor or Rhizopus spp.
health care provider (bug)
HBV (from needlestick)
neutropenic pts (bug)
Candida albicans (systemic), Aspergillus
organ transplant recipient (bug)
CMV
PAS + (bug)
Tropheryma whipplei (Whipple dz)
pediatric infection (bug)
Hib (including epiglottitis)
pneumonia in CF, burn infection
Pseudomonas aeruginosa
pus, empyema, abscess (bug)
S. aureus
rash on hands and feet (bugs)
Coxsackie A virus, Treponema pallidum, Rickettsia rickettsii
sepsis/meningitis in newborn
group B strep
surgical wound (bug)
S. aureus
traumatic open wound (bug)
Clostridium perfringens