23 results
Pivot-Shift Test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
Pivot-Shift Test ... dr.dold.md #Pivot #Shift ... test #ACL #Knee #Injury ... clinical #video #PhysicalExam ... #Sports #Ortho
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... Transcellular Shift ... K-ATPase which imports ... - Refeeding Syndrome ... Diagnosis #Algorithm #causes
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
, Compartment syndrome ... , Electrical injury ... Neuroleptic malignant syndrome ... Shift of extracellular ... Management #Summary #causes
Positive Lachman test in ACL Injury

Here is an exam of a patient under anesthesia with an
Lachman test in ACL Injury ... That causes the ... test #ACL #Knee #Injury ... clinical #video #PhysicalExam ... #Sports #Ortho
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 Injury ... test #ACL #Knee #Injury ... clinical #video #PhysicalExam ... #Sports #Ortho
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Management Summary Causes ... - Compartment syndrome ... or compartment syndrome ... Shift of extracellular ... Diagnosis #Management #causes
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Bone/Joint Causes ... Patellofemoral pain syndrome ... Repetitive strain injury ... Trauma • Crush injury ... extremity #msk #physicalexam
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Erb's Palsy is caused ... hand" ± Horner Syndrome ... spared in this injury ... Carpal Tunnel Syndrome ... sensory #motor #arm #physicalexam
Mechanisms of Pain
Mixed - Nociceptive/Neuropathic
Nociceptive - Tissue Damage
 - Visceral - (From organ/cavity lining) Poorly localized,
Well-localized, sharp, short ... regional pain syndrome ... • Spinal injury ... Diagnosis #Algorithm #Causes
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 ... bearing after injury ... injuries - Meniscal injury ... Knee #Effusions #causes ... diagnosis #msk #physicalexam