18 results
Examples of varying granular and granular/waxy mixed casts: 
A: coarse granular/broad-waxy (and surrounding white blood cells);
granular/waxy mixed casts ... surrounding white blood ... cells); B: light ... #Urine #Microscopy ... #Clinical
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
and concentrated urine ... disease Red blood ... Urinary tract infections ... Fatty - Nephrotic syndrome ... #Differential #Microscopy
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
• 1ml blood/liter ... deposits - Post-infectious ... hematuria: - RBC casts ... Hematuria: • Infection ... #blood
Urinalysis & Urine Sodium 
Theophilus Protospatharius, a seventh-century physician who wrote the first manuscript focused exclusively
Microscopic exam ... and parasites (infections ... • Red blood cells ... • Urinary casts ... #UNa #casts #glucosuria
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Algorithm Red blood ... cells on urine ... microscopy. ... RBCs and/or RBC casts ... glomerulonephritis • Post-Infectious
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
age • 22 and 45 cases ... petechiae) • Frequent infections ... • Parvovirus infection ... abnormal under the microscope ... abnormal under a microscope
Urine Microscopy - Urinary Sediment Examination Instructions
Preparation of the urine for microscopic examination:
 • Clean catch
Urine Microscopy ... presence of protein, blood ... esterase • Fill conical ... or casts and will ... protein matrix of casts
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinin Syndrome ... Clinical Presentation ... sensitize red blood ... cells (RBCs) at ... passage of red-brown urine
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
polyangiitis), MPA (microscopic ... : UA, Urine protein ... confirm DAH, r/o infection ... reveals increasing blood ... hematuria, RBC casts
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Statins - ETOH - Infection ... Dermatomyositis Clinical ... Weakness - Dark urine ... UA positive for blood ... Cast formation: