Dr. Gerald Diaz @GeraldMD
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Board Certified Internal Medicine Hospitalist, GrepMed Editor in Chief πŸ‡΅πŸ‡­ πŸ‡ΊπŸ‡Έ - Sign up for an account to like, bookmark and upload images to contribute to our community platform. Follow us on IG: https://www.instagram.com/grepmed/ | Twitter: https://twitter.com/grepmeded/
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Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... - AKI Workup Algorithm ... / urinary sediment ... clinical context and signs ... #Diagnosis #nephrology
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
and concentrated urine ... broad - Advanced kidney ... edgarvlermamd - Nephrology ... #Casts #Differential ... Microscopy #Diagnosis #Nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 β€’ Kidney loss of Cl-
Metabolic Alkalosis - Urinary ... alkalosis β€’ Kidney ... Metabolic #Alkalosis #Urinary ... #Algorithm #nephrology ... #differential #
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 β€’ Decreased GI Absorption: Chronic Diarrhea, Antacids,
Hypophosphatemia - Differential ... Appropriately Low Kidney ... β€’ N Vitamin D: Primary ... Diagnosis #Algorithm #nephrology ... #phosphorus #workup
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... - Differential ... leukemia Measure Urine ... Normal or High PTH: Primary ... #phosphate #nephrology
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
Approach to Acute Kidney ... require urgent nephrology ... circulating volume, Urinary ... IMPROVEMENT If the urine ... #diagnosis #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
differentiating kidney ... A urine K/Cr ratio ... β€’ Diarrhea A urine ... diagnosis #Algorithm #differential ... #potassium #nephrology
Gitelman Syndrome - Diagnosis and Workup
Blood Work:
 - Hypokalemia
 - Hypomagnesemia
 - Metabolic Alkalosis
 - Elevated
Elevated Renin Urine ... autosomal dominant kidney ... - Normal Renal Ultrasound ... diagnosis of echogenic kidneys ... #nephrology
Primary Polydipsia
Definition: Excessive volitional water intake
Epidemiology:
 β€’ 6-20% of patients with psychiatric disorders - Most commonly
diabetes insipidus Differential ... intoxication Initial Workup ... : Serum Osm, Urine ... Serum Sodium, Urine ... diagnosis #management #nephrology
TIE Fighter Sign on POCUS - Uterus floating in pelvic ascites
Not uncommon during nephrology rounds in
TIE Fighter Sign ... uncommon during nephrology ... confused with urinary ... Note in long axis ... #POCUS #ultrasound
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