14 results
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... - Diagnostic of ... • Hyaline casts ... #Microscopy #Atlas ... #nephrology #casts
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... CastsHyaline ... #Urine #Microscopy ... #nephrology #interpretation ... #diagnosis
Urine Microscopy Instructions
1) Spin fresh urine sample (10-15mL) in a centrifuge for 3-5 minutes - Don't
Urine Microscopy ... 1) Spin fresh urine ... slide with a cover ... under lower power (casts ... #nephrology #diagnosis
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Associations Hyaline ... and concentrated urine ... Urinary tract infections ... #Differential #Microscopy ... #Diagnosis #Nephrology
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
- Differential Diagnosis ... sediment - WBC/RBC casts ... polyangiitis (GPA) / microscopic ... HSP • Post-infectious ... #Proteinuria #Nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
- Differential Diagnosis ... deposits - Post-infectious ... hematuria: - RBC casts ... Hematuria: • Infection ... causes #urology #nephrology
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
require urgent nephrology ... IMPROVEMENT If the urine ... Assess UA w/ microscopy ... for WBCs, RBCs, casts ... #nephrology
Invasive Aspergillus (IA) - Diagnosis and Management
Aspergillus is ubiquitous in nature. Most invasive infections are caused
immunosuppression (eg ... presentations: • Pulmonary ... Non-pigmented (hyaline ... sometimes have this morphology ... considered in certain cases
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 ... recent DAN) • EMG ... hematuria, RBC casts
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Infectious: • Pre-existing ... Hypercoagulable (APLAS ... positive in 90% of IE cases ... Cerebral > Splenic, pulmonary ... ↑ ESR, CRP • EKG