9 results
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
yersinia/rats, Q fever ... polyangiitis, microscopic ... BCM IM Residency ... NonResolving #Pneumonia #diagnosis
Borrelia recurrentis on Peripheral Blood Smear
23M Somali refugee recently arrived w/severe abd pain, confusion and fever
plasmids that contain genes ... LBRF can be diagnosed ... can be used for diagnosis ... or PenG 800K U IM ... recurrentis #BloodSmear #microscopy
Important Fungal Stains
Mycology Lab:
 • Calcofluor white - Fluorochrome that binds glucans and chitin in fungal
Hematoxylin and eosin ... fungal cell wall magenta ... #microbiology #microscopy ... #staining #diagnosis
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
Neutropenic fever ... : - Fever + ANC ... 24-48 h and ANC rising ... differentiating agent ... Oncology #HemeOnc #Diagnosis
Fever of Unknown Origin (FUO) Diagnostic Algorithm
STEP 1 Perform a comprehensive history and complete physical examination.
STEP
Fever of Unknown ... Origin (FUO) Diagnostic ... urinalysis with microscopy ... anti-inflammatory agents ... ofaa132/5828054 #Fever
Fever After International Travel

Infectious Disease:
• Endemic in either the destination or home region

Viral Syndromes:
Arboviral infections, a
cases of malaria diagnosed ... United States occur during ... culture; rapid diagnostic ... dipstick test, microscopic ... #Differential #Diagnosis
Clinical Presentations Suggestive of Infectious Diarrhea Etiologies
 • Persistent or chronic diarrhea - Cryptosporidium spp, Giardia
Plesiomonas • Fever ... minimal or no fever ... usually present during ... diarrhea (etiologic agent ... Infectious #Diarrhea #diagnosis
Acute Generalized Exanthematous Pustulosis (AGEP)

AGEP is largely a clinical diagnosis based on classical skin findings in
largely a clinical diagnosis ... commonly implicated agents ... Criteria: - Fever ... During the acute ... the offending agent
Mitral valve regurgitation is the heart’s version of a plot twist — just when you think
systole, the atrium gets ... a med student during ... Diagnosis by echocardiography ... unpredictable, and never ... boring.