12 results
Pivot-Shift Test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
Pivot-Shift Test ... be performing a high-tibial ... test #ACL #Knee #Injury ... ACLTear #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 ... ACLTear #clinical #video ... PhysicalExam #Sports #Ortho
Lachman test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
be performing a high-tibial ... test #ACL #Knee #Injury ... ACLTear #clinical #video ... PhysicalExam #Sports #Ortho
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... • Burns • Trauma ... /Crush injury ... Intracellular Shift ... causes #potassium #high
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... • Burns • Trauma ... /Crush injury ... Intracellular Shift ... causes #potassium #high
Lightning Strike Electrical Injury
Types of Lightning Strikes: Direct, Side Splash, Contact injury, Ground current
ELECTRICAL INJURIES: Primary
High-Voltage >1000V ... associated with high ... may result in trauma ... ORTHO- fracture ... #clinical #video
Ultrasound Guided Brachial Plexus Nerve Block on POCUS
Mid-shaft humerus fracture, 10/10 pain, 350mcg fentanyl and no
on POCUS Mid-shaft ... block in this high ... until us (EM) and ortho ... base with your ortho ... spread in the video
Toaster Electrocution Electrical Injury
Primary determination of injury extent = amount of CURRENT flowing through body.
VARIABLES: voltage,
High-Voltage >1000V ... may result in trauma ... ORTHO- fracture/ ... do NOT recreate video ... #clinical #video
Who to block and who not to block? Guidelines for Emergency Regional Anesthesiafor Trauma Orthopedic Injuries
Block
Anesthesiafor Trauma ... fracture • Femoral shaft ... NO Block - High ... fracture • Any injury ... neurovascular injury
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
extracellular shift ... Succinylcholine; thermal trauma ... neuromuscular injury ... oliguric kidney injury ... Differential #Diagnosis #High