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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Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
Evaluation and Differential ... 3) Now, look at ... can be done by using ... Disorders #Evaluation #workup ... #Differential #
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 β€’ Decreased GI Absorption: Chronic Diarrhea, Antacids,
Appropriately Low ... Kidney Phosphate ... Acute Respiratory Alkalosis ... inhibitor, Estrogen based ... #phosphorus #workup
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... - Differential ... Glucose, Acute resp. alkalosis ... FEPO4 β‰₯ 5% - Renal ... Denosumab, Estrogen based
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 β€’ Kidney loss of Cl-
β€’ Kidney loss ... β€’ Normal/low ... poisoning Normal acid-base ... urine #Algorithm #nephrology ... #differential #
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Loses - Medications ... Hypomagnesemia #Differential ... #Diagnosis #Low ... #Magnesium #Table ... Classification #Causes #Workup
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... Differentials? ... acetaminophen dosing ... Diagnosis #Summary #Nephrology ... bloodgas #Acid #Base
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based ... can be high or low ... #Hyponatremia #differential ... #diagnosis #table ... #sodium #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
differentiating kidney ... suggests extra-renal ... - Metabolic Alkalosis ... diagnosis #Algorithm #differential ... #low
Renal Replacement Therapy (RRT) - ICU One Pager Summary
Indications (AIEOU):
 β€’ A: Acidosis (usually severe metabolic)
Renal Replacement ... Pager Summary Indications ... Dialyzer is rigid case ... SLEDD (Sustained low ... RRT #managment #nephrology