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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Algorithm for the evaluation of macrocytic anemia. (RBC = red blood cell; MMA = methylmalonic acid.)
Physicians
Algorithm for the ... evaluation of macrocytic ... by ordering a peripheral ... recovery also causes ... #Homocysteine #Algorithm
Anemia Diagnostic Algorithm

Mean corpuscular (cell) volume (MCV): Average RBC size. Under 80 = microcytic. Between 80-95
Anemia Diagnostic ... Above 95 (or 100) is ... immature RBCs) in peripheral ... Low in bone marrow ... substrate (e.g. iron), low
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... hypokalemia is ... consumption β€’ Low ... Hypokalemia #diagnosis #Algorithm ... potassium #nephrology #low
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 β€’ Vit B12 - aka cobalamin. Present in foods derived from animal
β€’ Common Causes ... total body stores Evaluation ... findings, HSM, LN, peripheral ... - anemia, mild ... pit, low retic
Maculopapular Rashes - THE ALGORITHMIC APPROACH 

The term maculopapule is a portmanteau, a combination
of macule and
Maculopapular Rashes - THE ALGORITHMIC ... macule and papule (Table ... require emergent evaluation ... Maculopapular #Rash #Algorithm ... #Central #Peripheral
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Chronic diarrhea / IBD ... Differential #Diagnosis #Low ... #Magnesium #Table ... #Classification ... #Causes #Workup
TABLE 2. Irritable bowel syndrome (IBS) sub-classifications
lBS-diarrhoea (IBS-D)
 - >25% loose or watery stools; <25% hard
TABLE 2. ... bowel syndrome (IBS ... ) sub-classifications ... of incomplete evacuation ... #Classes #Diagnosis
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
Injury (AKI) 1) IS ... Is there a dialysis ... e.g AEIOU ) or anuria ... urgent nephrology evaluation ... : Hypovolemia, Low
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... / serum Na >1 is ... can be high or low ... Uosm <100): Renal Losses ... differential #diagnosis #table
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 β€’ Epidemiology: -10% of all lupus cases, drug-dependent,
10% of all lupus cases ... rare, Malar rash is ... in >90% - Low ... 60-80% - Low ... sle #comparison #table