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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26 results
Renal Tubular Acidosis - Differential Diagnosis Algorithm
Decreased Serum K, Urine pH < 5.5 - Proximal RTA
Decreased
Renal Tubular Acidosis ... - Differential ... Tubular Acidosis ... #Differential # ... Diagnosis #Algorithm #nephrology
Distal Renal Tubular Acidosis (RTA)  Type 1 

Totally scuppers the kidney's acidification mechanism. Will be
Distal Renal Tubular ... Acidosis (RTA) ... Distal #Diagnosis #Management ... #Nephrology #Causes ... #Differential #
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 β€’ Normal Acid-Base: Low intake
 β€’ Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Algorithm Extra-renal ... β€’ Metabolic acidosis ... loss (Diarrhea) Renal ... #nephrology
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Osmolarity 2) Urine ... Osmolarity 3) Urine ... Uric Acid - Low ... High Uric Acid β†’ renal
Hyperkalemic Distal Renal Tubular Acidosis (RTA) Type 4 - 

Failure to acidify urine in collecting duct
Hyperkalemic Distal Renal ... Tubular Acidosis ... Failure to acidify urine ... Hyperkalemic #Diagnosis #Management ... #Nephrology #RenalTubular
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
of magnesium = (urine ... serum magnesium x urine ... Hypomagnesemia #algorithm #differential ... diagnosis #causes #nephrology ... #magnesium #low
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 β€’ Kidney loss of Cl-
alkalosis β€’ Normal/low ... LiCl use The urine ... Urine chloride is ... #Algorithm #nephrology ... #differential #
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
A urine K/Cr ratio ... suggests extra-renal ... - Metabolic acidosis ... diagnosis #Algorithm #differential ... #low
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Hypophosphatemia - Differential ... leukemia Measure Urine ... FEPO4 β‰₯ 5% - Renal ... β€’ Normal or Low ... - Normal or Low
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 β€’ Primary polydipsia (a.k.a. "psychogenic polydipsia")
 β€’
of Polyuria - Differential ... β€’ Central Dl (Low ... Nephrogenic DI (Renal ... Polyuria Mimics (↑ urine ... frequency without ↑ urine