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)
- Hypokalemia ... Differential #Diagnosis #Low ... #Magnesium #Table ... #Classification ... #Causes #Workup
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
type 4) - Salt wasting ... Differential #Diagnosis #Low ... #Potassium #Table ... #Classification ... #Causes
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... from other causes ... suggests extra-renal causes ... consumption β€’ Low ... #diagnosis #Algorithm
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 β€’ Epidemiology: -10% of all lupus cases, drug-dependent,
β€’ Immunologic Workup ... in >90% - Low ... 60-80% - Low ... druginduced #lupus #sle #comparison ... #table #rheumatology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... normal volume-based algorithm ... Cerebral Salt Wasting ... : Hypovolemia, Hypervolemia ... differential #diagnosis #table
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
Increase fresh gas flow ... Council (UK) and ERC ... Hypovolaemia Hypo/hyperkalaemia ... Checklist #Diagnosis #Management ... #Workup
Pragmatic diagnostic algorithm for hypokalemia. 
***Typical presentations: 
 β€’ Vomiting: urine Na/Cl > 1.6, low urine
Pragmatic diagnostic algorithm ... urine Na/Cl > 1.6, low ... K/creatinine (Cr ... confirmed via genetic testing ... continued in most cases
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 β†’ start cefepime Β± vancomycin (if
full infectious work-up ... acid, high LDH, low ... high d-dimer, low ... Treat underlying cause ... plasmapheresis Hypercalcemia