43 results
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Decreased GI Uptake ... Medications - Loop and ... Hypomagnesemia #Differential ... Low #Magnesium #Table ... Classification #Causes
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Extra-renal Losses: • Normal ... Acid-Base: Low intake ... #Hypokalemia #Differential ... Diagnosis #Algorithm #causes
Refeeding Syndrome Overview

What Is It?
	• Electrolyte/fluid shifts caused by initiation of nutrition in severely malnourished patient.
Electrolyte/fluid shifts caused ... initiation of nutrition ... may cause severe ... are the leading cause ... #Nutrition #Differential
Lelli's Test (Lever Sign) for ACL Injury

A fist is placed under the proximal 3rd of the
Lelli's Test (Lever Sign ... 3rd of the calf and ... Normal on the right ... clinical #video #physicalexam ... #sports #msk #orthopedics
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
high; in some cases ... by suppressed uptake ... by suppressed uptake ... Euthyroid sick syndrome ... #hyperthyroid #differential
OK Sign - Interosseous Nerve Injury

Patients with compromise of anterior interosseous nerve will not be able
nerve will not be able ... Normal and abnormal ... Injury #Finger #Hand ... #PhysicalExam # ... video #sports #msk
Refeeding Syndrome: Pathogenesis and clinical findings

Patients at Risk of Refeeding Syndrome:
 - Little or no nutritional
Refeeding Syndrome ... - Little or no nutritional ... intake in recent ... Constipation - MSK ... pathophysiology #symptoms #signs
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Holmes-Adie Syndrome ... Young females Differential ... Ill Palsy - abnormal ... dissociation • Other causes ... #Adies #Pupil #PhysicalExam
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
osmolarity If cause ... investigations abnormal ... signs • Glomerulonephritis ... Abdominal compartment syndrome ... • Cardio-renal syndrome
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
Hoffman's sign. ... this specific case ... middle finger. 2) Ask ... Reflex #Positive #Abnormal ... video #neurology #PhysicalExam