105 results
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
Midcarpal Instability (MCI ... dr.sergibarrera #MCI ... #msk #orthopedics ... #clinical #video ... #physicalexam
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
sleeping as in this case ... #Nerve #Palsy #PhysicalExam ... #clinical #video ... #orthopedics #msk ... #sports #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Wrist drop - Occurs ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Winged Scapula on Physical Exam

Caused by injury to the long thoracic nerve

#Winged #Scapula #PhysicalExam #clinical #video
Physical Exam Caused ... Winged #Scapula #PhysicalExam ... #clinical #video ... #neurology #msk
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 ... #clinical #video ... #neurology #physicalexam
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
- Differential Diagnosis ... , Gitelman Syndrome ... #Differential #Diagnosis ... #Algorithm #Nephrology ... #Causes
Positive Lachman test in ACL Injury

Here is an exam of a patient under anesthesia with an
Lachman test in ACL ... That causes the ... Positive #ACLTear #clinical ... #video #PhysicalExam ... cruciate #ligament #msk
Trousseau's Sign of Hypocalcemia on Physical Exam

Carpopedal spasm caused by ischemia induced by an inflated blood
Carpopedal spasm caused ... flexion of the wrist ... , thumb, and MCP ... Trousseaus #Sign #PhysicalExam ... #Hypocalcemia #clinical
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential Diagnosis ... Normotensive: • UCl ... #Differential #Diagnosis ... #Algorithm #nephrology ... #causes #low #potassium
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
Causes of HyperKalemia ... • Tumor lysis syndrome ... blockers - MCW ... Nephrology @MCW_Nephrology ... #Causes