214 results
Acute Kidney Injury - Differential Diagnosis Framework
PRERENAL:
 - Intrarenal vasoconstriction-hemodynamically mediated
 - Systemic vasodilation
 - Volume
- Differential ... white blood cell casts ... renal tubular cell casts ... or pigmented casts ... treating underlying cause
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy - Casts ... Acellular Casts ... • Hyaline Casts ... Cellular Casts: ... • RBC Casts -
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Causes of Acute ... Injury (AKI) - Differential ... Diagnosis Algorithm ... Epithelial cell casts ... #Causes
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... to Acute Interstitial ... sterile pyuria, WBC casts ... proteinuria, granular casts ... MatthewHoMD #Acute
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
microscopy • Red cell casts ... • White cell casts ... infection • Hyaline casts ... disease • Granular casts ... diagnosis #nephrology #casts
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Urinary Casts and ... breakdown of cellular casts ... heme-granular casts ... are seen in acute ... 34t5DgJ #Urinary #Casts
Drugs Causing Acute Pancreatitis

Class Ia: The medications in which there was a rechallenge and other causes
Drugs Causing Acute ... Class II: Cases ... repolted in more than cases ... Cases lack rechallenge ... #Differential #
Mediastinal Mass - Differential Diagnosis
Anterior Mediastinal Mass:
 • Thymus (Thymoma, carcinoma, hyperplasia, cyst)
 • Lymphoma
 •
Mediastinal Mass - Differential ... • Bronchogenic cysts ... , Pericardial Cysts ... Tumors • Vascular Mases ... Mediastinal #Mass #Differential
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
Simplified Approach to Acute ... PROBLEM ~80% of AKI cases ... CONSIDER INTRINSIC CAUSES ... for WBCs, RBCs, casts ... LorinskyMD #AKI #Acute
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Causes of Hematuria ... - Differential ... Diagnosis Algorithm ... • Neoplasm/Cyst ... RBCs and/or RBC casts