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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Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 β€’ Normal Acid-Base: Low intake
 β€’ Metabolic acidosis: Gl tract
- Differential Diagnosis ... Normal Acid-Base: Low ... #Differential #Diagnosis ... #Algorithm #causes ... #nephrology
Internal Jugular Vein Rouleaux Flow on POCUS

Amazing video of a dilated IJV showing Rouleaux flow. Whenever
on POCUS Amazing ... significantly, it causes ... for underlying cause ... Jugular #IJ #Vein #POCUS ... #vascular #clinical
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Adie’s Tonic Pupil on Physical Exam

A young female was referred in for a sudden onset anisocoria.
In this case, the ... Clinical confirmation ... rare bilateral cases ... #clinical #video ... #physicalexam #neurology
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Horner's Syndrome on Physical Exam

A 75yoF was referred in for facial swelling and eyelid changes 1
demonstrated the classic ... consistent with a diagnosis ... experience, the cause ... Horners #Syndrome #clinical ... #Anisocoria
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Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
wasting from other causes ... suggests extra-renal causes ... #Hypokalemia #diagnosis ... differential #potassium #nephrology ... #low
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 β€’ Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 β€’
- Differential Diagnosis ... Rhabdomyolysis, Critical ... #Differential #Diagnosis ... #causes #neurology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... can be high or low ... Uosm <100): Renal Losses ... #differential #diagnosis ... table #sodium #nephrology
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 β€’ Vit B12 - aka cobalamin. Present in foods derived from animal
β€’ Common Causes ... intrinsic factor, IF) Clinical ... pit, low retic ... consider other diagnosis ... Cobalamin #Deficiency #diagnosis
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
patient presented to clinic ... fasciculus), which causes ... The most common causes ... the hospital, diagnosed ... ophthalmology #neurology
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Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
or fungi (grows slow ... antimicrobials, clinical ... but important causes ... BCNIE Diagnostic ... #Endocarditis #diagnosis