68 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Erb's Palsy is caused ... hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... Anterior Shoulder Dislocation ... - May cause axillary
Rotator Cuff Syndrome - SITS
Supraspinatus, Infraspinatus, Teres minor, and Subscapularis.
Causes: Calcific supraspinatus tendinitis 
Signs: painful abduction
Rotator Cuff Syndrome ... Causes: Calcific ... Signs: painful abduction ... Rotator #Cuff #Syndrome ... diagnosis #sports #MSK
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Anterior Shoulder Dislocation ... Overhead throwing => Abduction ... x-ray view -> Dislocation ... signs #symptoms #msk ... #orthopedics #pathophysiology
Hippocratic Shoulder Reduction 
Shoulder reduction is the process of returning the shoulder to its normal position
Shoulder reduction ... following a shoulder dislocation ... In cases where closed ... #MSK #PhysicalExam ... clinical #video #dislocation
Hyperviscosity Syndrome - Causes and Treatment

 - Waldenstrom macroglobulinemia (most common) / Plasmapheresis 
 - Multiple
Hyperviscosity Syndrome ... - Causes and Treatment ... Hyperviscosity #Syndrome ... #Causes #Differential ... #Diagnosis #Treatment
Carpal Tunnel Syndrome: Pathogenesis and clinical findings
 • Dysthesias - Tingling, burning, or painful sensation at
Carpal Tunnel Syndrome ... • Weak thumb abduction ... #CarpalTunnel #Syndrome ... #pathophysiology ... #msk #overuse
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... Increased Cell Production ... - Refeeding Syndrome ... Diagnosis #Algorithm #causes ... potassium #low #pathophysiology
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Treatment depends ... Excessive heat production ... maintained fever CAUSES ... transfusion • Allergic reaction ... #Differential #Causes
Fever vs Hyperthermia
Fever:
 • Regulated in the hypothalamic thermoregulatory center
 • "Set point" raised by prostaglandin
Treatment: ... rapidly fatal • Causes ... Neuroleptic malignant syndrome ... ; Serotonin syndrome ... • Treatment:
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Fracture • Hip dislocation ... Decr ROM in hip abduction ... Trendelenburg #Gait #pathophysiology ... #causes #symptoms ... signs #diagnosis #msk