22 results
Ammonium Urate Crystals on Urine Microscopy
Very much like a black sea urchin in these particular examples

Dr.
Ammonium Urate Crystals ... on Urine Microscopy ... JoseTesser #Ammonium #urate ... crystalluria #clinical #nephrology ... #urine #microscopy
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Kidney Injury - AKI Workup ... microscopy / urinary ... electrolytes, urea ... #Injury #AKI #Workup ... Differential #Diagnosis #nephrology
Urine Microscopy Crystals
Uric Acid crystals:
 - Formation promoted by acidic urine
 - Seen in tumor lysis
Urine Microscopy ... promoted by acidic urine ... in tumor lysis syndrome ... Seen in UTIs by urease-producing ... #Microscopy #Crystals
Pathophysiology of Tumor Lysis Syndrome (TLS)
Tumor Cell Lysis
-> Release of DNA
 • Purines -> Hypoxanthine /
Pathophysiology ... of Tumor Lysis Syndrome ... Precipitation => • Urate ... Nephropathy (low urine ... nephropathy (high urine
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
sediment Microscopic ... disease - Alport syndrome ... pain hematuria syndrome ... • Nutcracker syndrome ... causes #urology #nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... leukemia Measure Urine ... Tumor genesis syndrome ... Diagnosis #Framework #Workup ... #phosphate #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis Workup ... Algorithm 1) Check Urine ... Hypervolemic: Conn syndrome ... , Cushing syndrome ... #Algorithm #nephrology
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Proteinuria (Negative urine ... • Fanconi's syndrome ... Proteinuria (Positive urine ... polyangiitis (GPA) / microscopic ... #Proteinuria #Nephrology
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... suggestive of nephrotic sydnrome ... EricsMedicalLectures/ #Casts #Urine ... #Microscopy #nephrology
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
and concentrated urine ... Fatty - Nephrotic syndrome ... edgarvlermamd - Nephrology ... #Differential #Microscopy ... #Diagnosis #Nephrology