11 results
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
urine • 1ml blood ... urine sediment Microscopic ... urine sediment by microscopy ... causes #urology #nephrology ... blood
Diagnostic Criteria for Scleroderma Renal Crisis 

1. New onset blood pressure >150/85 mm Hg OR increase
New onset blood ... examination - Microscopic ... hematuria on urine ... cells on urine ... microscopy -
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
→ Refer to Nephrology ... for renal biopsy ... → CT urography and ... cystoscopy • Refer to Nephrology ... Workup #urology #blood
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 ... reveals increasing blood ... or gross hematuria
Urinalysis & Urine Sodium 
Theophilus Protospatharius, a seventh-century physician who wrote the first manuscript focused exclusively
Blood (hemoglobin ... Microscopic exam ... • Red blood cells ... used with normal renal ... casts #glucosuria #hematuria
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
) • AKI: BUN/Cr ... UA positive for blood ... perfusion → renal ... kidney tubular cells ... causes #treatment #nephrology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Mononeuritis multiplex • Hematuria ... pulmonary and renal ... pulses, bruits, or blood ... Multinucleated giant cells ... (PR3-ANCA)): Microscopic
Babesiosis on Peripheral Smear
85 M from SE USA, hx splenectomy, IgG4 plasmacytic syndrome: F, chills, profound
R flank pain, hematuria ... post exchange: blood ... common in NY, NJ, CT ... anemia, jaundice, hematuria ... , renal insufficiency