15 results
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
- Differential Diagnosis ... cells on urine microscopy ... RBCs and/or RBC casts ... • Thin GBM disease ... • Pauci-immune disease
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
- Differential Diagnosis ... - Active urine sediment ... - WBC/RBC casts ... polyangiitis (GPA) / microscopic ... Minimal change disease
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
HPF spun urine sediment ... examination of urine sediment ... basement membrane disease ... hematuria: - RBC casts ... of glomerular disease
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Blood Culture-Negative ... antimicrobials, clinical ... BCNIE Diagnostic ... exists Infectious Diseases ... #Endocarditis #diagnosis
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
and Differential Diagnosis ... dipstick, urine microscopy ... / urinary sediment ... investigations depending on clinical ... , urine culture,
Stiff Person Syndrome (SPS) - Diagnosis and Management Summary

Epidemiology:
 • Prevalence: 1-2 cases per million -
Prevalence: 1-2 cases ... Clinical Manifestations ... sleep DDx: • Neuromyotonia ... poisoning, Parkinson's disease ... Baclofen • Severe Disease
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
Pott's Disease in ... extrapulmonary cases ... Clinical Signs ... thoracic/lumbar segment ... of AFB by smear microscopy
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
result with no clinical ... intermediate risk of disease ... TB AFB smear microscopy ... Mycobacterial culture ... Mycobacterial culture
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
specific to NBTE, and diagnosis ... high index of clinical ... is required for diagnosis ... in up to 30% of cases ... - Infectious Diseases
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Using fluorescence microscopy ... ANA ≠ Autoimmune Disease ... likely it will be clinically ... Sjogren's Syndrome (SS ... #rheumatology #diagnosis