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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Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
renal tubular dysfunction ... #Differential #Diagnosis ... Low #Magnesium #Table ... #Classification ... #Causes #Workup
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
- Differential Diagnosis ... Algorithm Hodgkin ... are present β€’ Classic ... Responsive to Treatment ... Lymphoproliferative #Disorders #Classification
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 β€’ Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
during medical evaluation ... for secondary causes ... eosinophilia (common causes ... glucocorticoid treatment ... #Differential #diagnosis
Algorithm for the Diagnosis of Serotonin Syndrome
 - Serotonin syndrome is thought to be caused by
Algorithm for the ... Diagnosis of Serotonin ... of medication leading ... hyperthermia - Most cases ... initiation of treatment
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 β€’ Epidemiology: -10% of all lupus cases, drug-dependent,
10% of all lupus cases ... Discontinuation of causal ... Positive in 60-80% of cases ... sle #comparison #table ... #rheumatology #diagnosis
TABLE 2. Irritable bowel syndrome (IBS) sub-classifications
lBS-diarrhoea (IBS-D)
 - >25% loose or watery stools; <25% hard
TABLE 2. ... syndrome (IBS) sub-classifications ... of incomplete evacuation ... Subclassifications #Classes ... #Diagnosis #Diarrhea
Pheochromocytoma - Diagnosis and Management Summary
10 percent rule = 10% of pheochromocytomas are extra-adrenal, multiple, bilateral,
Pheochromocytoma - Diagnosis ... malignant, pediatric cases ... β€’ Classic triad ... and other organ dysfunction ... adrenoceptors, potentially leading
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 β€’ Vit B12 - aka cobalamin. Present in foods derived from animal
β€’ Common Causes ... medications, pancreatic dysfunction ... total body stores Evaluation ... Check for IF ab Treatment ... consider other diagnosis
Peripartum Cardiomyopathy - Summary
1. Definition
 β€’ Towards the end of pregnancy to 5 months postpartum
Idiopathic LV dysfunction ... exclude other causes ... thrombus, RV systolic dysfunction ... during Delivery β€’ Stable ... management #cardiology #treatment
Evaluation and Management of Hypokalemia

Hypokalemia is often asymptomatic. Evaluation begins with a search for warning signs
warranting urgent treatment ... Most cases of hypokalemia-induced ... Identification and treatment ... #Diagnosis #Hypokalemia ... #Evaluation #Algorithm
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