451 results
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Causes of Hypomagnesemia ... Cetuximab and other EGFR ... in Na-KATPase, EGFR ... Magnesium #Low #Causes
Metformin Pharmacology Summary
Mechanisms of Action:
 • Suppresses gluconeogenesis by the liver
 • Increases insulin-mediated glucose utilization
agent • Does not cause ... not initiate if eGFR ... not continue if eGFR ... e.g. diarrhea, nausea
Causes of Chronic Kidney Disease - Differential Diagnosis Algorithm
Decreased kidney function (eGFR < 60 ml/min/1.73 m2)
Causes of Chronic ... kidney function (eGFR ... Sterile pyuria, WBC casts ... Diagnosis #Algorithm #Causes
Hepatorenal Syndrome (HRS) - Diagnostic Criteria
HRS-AKI (Acute: previously known as HRS Type 1)
 • ↑ Creatinine
months - eGFR ... - No other cause ... HRS-CKD - eGFR ... - No other cause
Internal Jugular Vein Rouleaux Flow on POCUS

Amazing video of a dilated IJV showing Rouleaux flow. Whenever
Rouleaux Flow on POCUS ... significantly, it causes ... echogenic as in this case ... for underlying cause ... Jugular #IJ #Vein #POCUS
Clinical Bedside Odors and Causes:
Metabolic, Toxins, Infectious

#Odors #Bedside #PhysicalExam #Causes #Differential #Smells
Bedside Odors and Causes ... Odors #Bedside #PhysicalExam ... #Causes #Differential
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... syndrome • Reduced GFR ... Diagnosis #Algorithm #Causes
Pemberton's Sign caused by a Retrosternal Thyroid Goiter

Elevating the arms causes the previously flat neck veins
Pemberton's Sign caused ... Elevating the arms causes ... Thyroid #Goiter #PhysicalExam
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... syndrome • Reduced GFR ... Diagnosis #Algorithm #Causes
Marcus Gunn Phenomenon - Jaw Winking Syndrome

Jaw-winking syndrome is thought to be caused by abnormal innervation
thought to be caused ... Most cases are congenital ... video #neurology #physicalexam