137 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
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
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 ... reduction is not ... clinical #video #dislocation
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Anterior Shoulder Dislocation ... Overhead throwing => Abduction ... Anterior Shoulder Dislocation ... x-ray view -> Dislocation ... #orthopedics #pathophysiology
Differential Diagnosis - Noninfectious Causes of Fever

CRITICAL DIAGNOSES:
 - Acute myocardial infarction
 - Pulmonary embolism or
Noninfectious Causes ... Neuroleptic malignant syndrome ... - Transfusion reaction ... Postmyocardiotomy syndrome ... Noninfectious #Causes
Schematic representation of the major sources of ammonia production and its excretory pathway (GI = gastrointestinal,
although hepatic causes ... namely, the many causes ... many non-hepatic causes ... rare): - Reye syndrome ... deficiency #Ammonia #Pathophysiology
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
Hyperviscosity Syndrome - Causes and Treatment

 - Waldenstrom macroglobulinemia (most common) / Plasmapheresis 
 - Multiple
Hyperviscosity Syndrome ... - Causes and Treatment ... transformation (CML) / Induction ... Hyperviscosity #Syndrome ... #Causes #Differential
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Excessive heat production ... maintained fever CAUSES ... transfusion • Allergic reaction ... • Serotonin syndrome ... #Differential #Causes
Ultrasound-Guided Regional Nerve Blocks in Emergency Medicine: Interscalene Brachial Plexus Nerve Block
Uses in the Emergency Department:
Plexus Nerve Block Uses ... mid-humerus fracture, reduction ... of shoulder dislocation