62 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
SAME, Cushing Syndrome ... • HTN Absent: Loop ... diuretics, Bartter syndrome ... , Gitelman syndrom ... Diagnosis #Algorithm #causes
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Defining the cause ... Clinicians should also look ... , Gitelman's syndrome ... diagnosis #algorithm #causes
Marcus Gunn Phenomenon - Jaw Winking Syndrome

Jaw-winking syndrome is thought to be caused by abnormal innervation
- Jaw Winking Syndrome ... Jaw-winking syndrome ... thought to be caused ... Most cases are congenital ... #clinical #video
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 ... superior vena cava syndrome ... PhysicalExam #clinical #video ... neck #mass #SVC #Syndrome
Internal Jugular Vein Rouleaux Flow on POCUS

Amazing video of a dilated IJV showing Rouleaux flow. Whenever
POCUS Amazing video ... significantly, it causes ... echogenic as in this case ... Always look for ... underlying cause
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Medications - Loop ... renal Mg wasting syndromes ... - Gitelman syndrome ... - Hungry bones syndrome ... Classification #Causes
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Causes of Hypomagnesemia ... Urine Mg > 10g • Loop ... • Gitelman's syndrome ... Magnesium #Low #Causes
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic ... • Thiazide or loop ... • Thiazide or loop ... reabsorption in loop ... Differential #Diagnosis #Causes
Causes of Hypomagnesemia
Redistribution:
 - IV glucose
 - Correction of diabetic ketoacidosis
 - IV hyperalimentation
 - Refeeding
Causes of Hypomagnesemia ... metastasis (hungry bone syndrome ... disease Drugs: - Loop ... disorders: - Syndrome ... Hypomagnesemia #Causes
Horner's Syndrome on Physical Exam

A 75yoF was referred in for facial swelling and eyelid changes 1
Horner's Syndrome ... diagnosis of Horner's syndrome ... experience, the cause ... The video highlights ... #clinical #video