Infectious disease Flashcards
1
Q
Pt with HIV, CNS signs and sx’s, and ring-enhancing lesions on MRI. Two most likely diagnoses:
A
- Toxoplasmosis
- CNS lymphoma
- Treat for toxo first, if no response biopsy to diagnose lymphoma.
2
Q
Opportunistic diseases in HIV pt w/ CD4 count 500-200:
A
- Oral candidiasis
- Tuberculosis
3
Q
Opportunistic diseases in HIV pt w/ CD4 count 200-100:
A
- Kaposi’s Sarcoma
- Pneumocystis carinii pneumonia
- Lymphoma
- Cryptosporidium
4
Q
Opportunistic diseases in HIV pt w/ CD4 count 100-50:
A
- Toxoplasmosis
- Recurrent herpes simplex ulceration
- Candidal, HSV, or CMV esophagitis
5
Q
Opportunistic diseases in HIV pt w/ CD4 count <50:
A
- Cryptococcal meningitis
- Cytomegalovirus
- Mycobacterium avium-intracellulare complex (MAC)
- Primary CNS lymphoma (EBV)
6
Q
Encapsulated bacteria:
A
SHiNE SKiS:
- Streptococcus pneumoniae (most common)
- H. influenzae B
- Neisseria meningitidis
- Escherichia coli
- Salmonella typhi
- Klebsiella pneumoniae
- Streptococcus (group B)
7
Q
Abx tx for pt with septic emboli secondary to endocarditis and risk for Pseudomonas (IVDU):
A
Tobramycin and an extended-spectrum beta-lactam antibiotic (Pip-tazo, cefepime, or ceftazidime).
