51 results
Granular & “Muddy Brown” Casts on Urine Microscopy
A. Finely granular cast B. slightly coarser granular cast
“Muddy Brown” Casts ... Finely granular cast ... coarser granular cast ... (mb) granular cast ... #Clinical #Nephrology
Algorithm for diagnostic evaluation of patients with kidney cysts and polycystic kidney disease

#polycystic #kidney #disease #cysts
Algorithm for diagnostic ... cysts and polycystic ... #disease #cysts ... #Algorithm #diagnosis ... #ADPKD #nephrology
Mediastinal Mass - Differential Diagnosis
Anterior Mediastinal Mass:
 • Thymus (Thymoma, carcinoma, hyperplasia, cyst)
 • Lymphoma
 •
- Differential Diagnosis ... • Bronchogenic cysts ... , Pericardial Cysts ... Tumors • Vascular Mases ... #Differential #Diagnosis
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... acute and chronic kidney ... of a cellular cast ... #nephrology #interpretation ... #diagnosis
Causes of Pelvic Mass - Differential Diagnosis Algorithm
Gastrointestinal:
 • Appendiceal abscess
 • Diverticular abscess
 • Diverticulosis
Diagnosis Algorithm ... cancer • Pelvic kidney ... • Peritoneal Cyst ... • Paratubal cyst ... #Differential #Diagnosis
Causes of Cystic Renal Mass - Differential Diagnosis Algorithm
Benign - Anechoic on ultrasound, Well-demarcated on ultrasound/CT,
contrast - Simple Cysts ... , No cysts in other ... Multiple bilateral cysts ... , Cysts in other ... Cystic #RenalMass #Nephrology
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
- Diagnostic of ... • White cell casts ... disease • Granular casts ... • “Muddy brown cast ... #nephrology #casts
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
- Differential Diagnosis ... Epithelial cell casts ... Obstruction • Cast ... #KidneyInjury #Nephrology ... #Differential #Diagnosis
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup and Diagnosis ... proteinuria, RBC casts ... → Refer to Nephrology ... cystoscopy • Refer to Nephrology ... uw_IMresidency #Hematuria #Diagnosis
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
Approach to Acute Kidney ... require urgent nephrology ... PROBLEM ~80% of AKI cases ... for WBCs, RBCs, casts ... #nephrology