8 results
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
and concentrated urine ... are seen in acute ... tubulointerstitial nephritis ... Fatty - Nephrotic ... #Diagnosis #Nephrology
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
- TTP/HUS • Glomerular ... glomerulonephritis ... necrosis (causes ... interstitial nephritis ... #diagnosis #nephrology
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Causes of Acute ... • Hepatorenal syndromes ... polyangiitis /microscopic ... Interstitial Nephritis ... #KidneyInjury #Nephrology
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... suggestive of nephrotic ... #Urine #Microscopy ... #nephrology #interpretation ... #diagnosis
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... microscopy / urinary ... and signs • Glomerulonephritis ... • Interstitial nephritis ... #nephrology #causes
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
inhibitors, hepatorenal syndrome ... Glomerulonephritides ... Post-infectious GN, Lupus ... Interstitial Nephritis ... #nephrology
Membranoproliferative Glomerulonephritis (MPGN) AKA: Mesangiocapillary GN
 • Active Urine Sediment (dysmorphic RBC, RBC casts, +/- proteinuria)
GN • Active Urine ... formation along glomerular ... glomerulopathy, radiation nephritis ... #MPGN #nephrology ... #diagnosis #renal
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
pulmonary and renal ... PR3-ANCA): • Microscopic ... tract, and often causes ... • Urinalysis (Renal ... #rheumatology #classification