9 results
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... - Normal • Renal ... fresh at time of microscopy ... contamination #Urine #Microscopy ... key #diagnosis #nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
urine sediment Microscopic ... urine sediment by microscopy ... pain + gross or microscopic ... : - RBC casts ... causes #urology #nephrology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
proteinuria, RBC casts ... → Refer to Nephrology ... for renal biopsy ... → CT urography and ... cystoscopy • Refer to Nephrology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Dyspnea, Fever, Hematuria ... polyangiitis, Microscopic ... , anti-CCP • CXR ... resolution chest CT ... differential #diagnosis #nephrology
Urinary Tract Tuberculosis - Contrast-enhanced computed tomography (CT) of the abdomen showed mild dilatation of the
computed tomography (CT ... dilatation of the left renal ... pelvis and thickening ... AcidFastBacilli #Microscopy ... #NEJM
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
, proteinuria, hematuria ... Other tests: • CT ... seen on chest CT ... or gross hematuria ... , RBC casts, low
Urinalysis & Urine Sodium 
Theophilus Protospatharius, a seventh-century physician who wrote the first manuscript focused exclusively
Microscopic exam ... • Urinary casts ... used with normal renal ... leucocyte-esterase #urine #UNa #casts ... #glucosuria #hematuria
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
) • AKI: BUN/Cr ... perfusion → renal ... Cast formation: ... kidney tubular cells ... causes #treatment #nephrology
Peripelvic Cyst on Renal POCUS
60s f admitted with acute pyelonephritis, CT scan reveals no hydronephrosis/stone/abscess, continues
pyelonephritis, CT ... nitrite. 1+ prot CT ... stone WBC 12.5 Cr ... Regardless of CT ... from peripelvic cysts