7 results
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
• Trauma Non-infectious ... Organ Specific Infection ... • Infectious ... Cholangitis • UTI ... disease Viral Infection
Procalcitonin Limitations - Situations where PCT can be misinterpreted:
- Single value testing
- AKI/CKD
- Pancreatitis
- Cancers/Neoplasms
- Trauma
-
Burns - Localized infections ... (e.g. ... SSTI, UTI) - Atypical ... Limitations #PCT #Diagnosis ... #Laboratory
Fever in the Returning Traveler - History
Exposure History:
 • Street foods / Local water: entenc fever,
tattoos, piercings, injections ... immunodeficiency virus [HIV ... , RTI 7-21 days ... travellers' diarrhea, RTI ... #diagnosis #differential
"I MD SOAPS" Infectious Diseases Exposure History

I - Immunization - Vaccination status (age-appropriate, comorbidities, travel, etc)
M
"I MD SOAPS" Infectious ... Diseases Exposure History ... specific food (e.g ... protection, past STI ... InfectiousDiseases #Diagnosis
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
- Differential Diagnosis ... • Exercise • Fever ... • UTI Orthostatic ... HSP • Post-infectious ... Protein deposition (eg
Diagnostic Tests for Select Patients with Dysuria

Imaging is not necessary in most patients with dysuria, although
Diagnostic Tests ... a complicated UTI ... anatomic anomaly (e.g ... positive family history ... abscess, relapsing infection
1,3-Beta-D-Glucan and Galactomannan Testing Sensitivity Specificity and False Positives
1,3-Beta-D-Glucan
 • Cell wall component of many fungi
Other +s: PCP, Histo ... formulations (eg ... surfaces, Albumin, Infections ... Spec 81% for dx ... FalsePositives #Laboratory