71 results
Knee Examination
Right Knee - Examination maneuvers include the Lachman (ACL), anterior drawer (ACL), Lateral pivot shift,
Knee Examination ... Right Knee - Examination ... Lateral pivot shift ... #Diagnosis #Sports ... #Knee #PhysicalExam
Pivot-Shift Test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
Pivot-Shift Test ... ACL-deficient Knee ... alignment across the knee ... dr.dold.md #Pivot #Shift ... #PhysicalExam #Sports
Lateral pivot shift test: Valgus stress on knee plus internal/external rotation of knee during knee flexion
Lateral pivot shift ... Valgus stress on knee ... external rotation of knee ... during knee flexion ... #Diagnosis #Sports
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Transcellular Shift ... • Refeeding syndrome ... Transcellular shifts ... #Hypokalemia #Differential
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Hypokalemia - Differential ... Transcellular Shift ... K-ATPase which imports ... - Refeeding Syndrome ... #Hypokalemia #Differential
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Hypokalemia Differential ... • Gitelman's syndrome ... • Bartter's syndrome ... Transcellular shift ... #Hypokalemia #Differential
Normal (Negative) Pivot-Shift Test for ACL Knee Injury

Andrew Dold, MD @dr.dold.md

#Pivot #Shift #PivotShift #test #ACL #Knee
Negative) Pivot-Shift ... Test for ACL Knee ... dr.dold.md #Pivot #Shift ... PivotShift #test #ACL #Knee ... #PhysicalExam #Sports
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential ... Osteoarthritis - Overuse syndrome ... Seronegative Reactive Syndrome ... Effusions #causes #differential
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Daytime Sleepiness - Differential ... Shift Work) Sleep ... Restless Legs Syndrome ... Hypoventilation Syndrome ... Fatigue #Sleepiness #Differential
Hypophosphatemia - Differential Diagnosis Algorithm
 • Decreased intake/absorption: Starvation, Alcoholism, Malabsorption, Phosphate binder use
 • Redistribution/
Hypophosphatemia - Differential ... Redistribution/ Shift ... ), Hungry bone syndrome ... Hypophosphatemia #Differential