42 results
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria - Differential ... : - RBC casts ... • Infection (Viral ... #Differential # ... #urology #nephrology
Algorithm and Differential Diagnosis of Macroscopic Hematuria
Important Historical Elements:
- Painless: suggests malignancy
- Painful: suggests calculi/infection
- Urinalysis:
Algorithm and Differential ... of Macroscopic Hematuria ... suggests calculi/infection ... RBC’s, RBC/WBC casts ... Diagnosis #EM #IM #Urology
Causes of Hematuria - Differential Diagnosis
Renal:
 - Glomerular - IgA Nephropathy, Thin basement membrane, Alport syndrome,
Causes of Hematuria ... - Differential ... - Structural - Cysts ... #Hematuria #Differential ... #urology
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Acellular Casts ... tubular necrosis (ATN ... can be either infectious ... or non-infectious ... Urine #Microscopy #nephrology
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Causes of Hematuria ... - Differential ... RBCs and/or RBC casts ... glomerulonephritis • Post-Infectious ... #Differential #
Causes of Dysuria - Differential Diagnosis Algorithm
Pyuria - Leukocytes on Dipstick/Microscopy
 - Bacteriuria & Hematuria -
Causes of Dysuria ... - Differential ... Bacteriuria & Hematuria ... Urinary Tract Infection ... Pyelonephritis - WBC Casts
Causes of Apparent Life Threatening Event (ALTE) - Differential Diagnosis Algorithm
Cardiac:
 • Congenital Heart Disease
 •
Causes of Apparent ... Event (ALTE) - Differential ... Disturbances Neurologic ... Diagnosis #Algorithm #Causes ... #Peds #Pediatrics
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Urinary Casts and ... breakdown of cellular casts ... heme-granular casts ... 34t5DgJ #Urinary #Casts ... #Differential #
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Causes of Acute ... Injury (AKI) - Differential ... Epithelial cell casts ... Obstruction • Cast ... allopurinol, PPI) • Infections
Demyelinating Diseases - Differential Diagnosis
 • Inflammatory: MS, ADEM, NMO, Paraneoplastic, Sjogren's, Polyarteritis nodosa, SLE
 •
Demyelinating Diseases - Differential ... Inflammatory: MS ... nodosa, SLE • Infectious ... #Diagnosis #causes ... #neurology