15 results
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... sterile pyuria, WBC casts ... eosinophiluria, microscopic ... proteinuria, granular casts ... #nephrology #diagnosis
Marcus Gunn Phenomenon - Jaw Winking Syndrome

Jaw-winking syndrome is thought to be caused by abnormal innervation
Marcus Gunn Phenomenon ... thought to be caused ... Most cases are congenital ... #clinical #video ... #neurology #physicalexam
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Causes of Acute ... • Hepatorenal syndromes ... Epithelial cell casts ... Obstruction • Cast ... polyangiitis /microscopic
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... - Casts Acellular ... suggestive of nephrotic sydnrome ... #Urine #Microscopy ... #nephrology #interpretation
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
Kidney Injury (AKI ... PROBLEM ~80% of AKI ... cases are caused ... Assess UA w/ microscopy ... for WBCs, RBCs, casts
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Workup Algorithm ... dipstick, urine microscopy ... osmolarity If cause ... #Workup #Algorithm ... #causes
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
urine sediment Microscopic ... urine sediment by microscopy ... hematuria: - RBC casts ... microscopic and ... #urology #nephrology
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
Kidney Injury (AKI ... - Urinalysis/microscopy ... rhabdo/TLS) Causes ... #Nephrology #Diagnosis ... #Algorithm #Causes
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 ... 34t5DgJ #Urinary #Casts ... #Differential #Microscopy
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... Differential Diagnosis Algorithm ... • Fanconi's syndrome ... sediment - WBC/RBC casts ... polyangiitis (GPA) / microscopic