ID Flashcards
Nec Fasc
sever pain out of proportion to exam
crepitus, gas in deep tissue
Most common complication of mumps
aseptic meningitis
orchitis also common
Alternative rx for syphilis
in severe pcn allergy, use doxycycline
in prego, always PCN
When do you do desensitization for syphilis when patient has significant allergy
CNS involvement
Prego
Failed alternatives
Empiric rx for strep without testing
Only applies to adults
kids need a proven case
rx: pcn or amoxicillin
Time frame for Hep A recovery
most people get better in 3-6 weeks
Rx after exposure to a bat
Rabies immune globulin
Rabies vaccine
Proper name for bulls eye rash in lyme disease
Erythema Migrans
If you see it, you treat. Don’t need serology for lyme
Rx for prego patient w/ syphilis
Penicillin
even if allergic
Prophylaxis in HIV patients
200- TMP-SMX- PCP
100-TMP-SMX PCPa and toxo
50 - Azithromycin or clarithromycin MAC
Malaria symptoms
chills, fever (>41), and diaphoresis
occurring over 4-6 hours, headache, anemia,
splenomegaly
Prophylaxis in HIV patients
CD4 < 200 cells/mm3
TMP-SMX for
Pneumocystis pneumonia
When do HIV pts get toxoplasmosis
- CD4 < 100
- prophylaxis should be TMP-SMX
- Rx is sulfadiazine and pyrimethamine
Prophylaxis in HIV patients
CD4 < 100 cells/mm3
TMP-SMX for Pneumocystis pneumonia and toxoplasmosis
Treatment for measles
Supportive
Vitamin A
Prophylaxis in HIV patients
CD4 < 50 cells/mm3
Azithromycin or clarithromycin for Mycobacterium avium complex
Malaria testing
Giemsa- or Wright-stained thick and thin blood films
__________ is the first-line chemoprophylaxis against chloroquine-resistant
malaria.
Mefloquine
Malaria Treatment
Chloroquine- standard
add primaquine- P vivax, P ovale, or an unknovvn
Severe infections- IV quinidine
HIV esophagitis
round/ oval ulcer
HSV
HIV esophagitis
deep linear ulcer
CMV
Testing for histoplasmosis
urine or serum hist antigen testing
sensitive test
common in HIV with CD4< 100
Histoplasmosis rx
IV amphotericin –> oral itraconazole
Mefloquine
first-line chemoprophylaxis against chloroquine-resistant
malaria.
Typical s/s of aspergillosis
fever
chest pain
hemoptysis
HIV prophylaxis in ohio river valley CD4< 150
itraconazole- Histo
Rocky mountain spotted fever
Rash from sole/palms–> trunk
High fever
Headache
*rickettsial illness
Staph–> pneumonia
necrotizing high fever cough multilobular cavities often fatal
HACEK group
cause endocarditis
Haemophilus Aggregatibacter Cardiobacterium Eikenella Kingella
Most common cause of sepsis in sickle cell
pneumococcus
