17 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity Dermatomes ... Erb's Palsy is caused ... Anterior Shoulder Dislocation ... regimental badge" anesthesia ... UpperLimb #Extremity #Dermatomes
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 ... block #ultrasound #anesthesia ... #pocus
Ultrasound-Guided Regional Nerve Blocks in Emergency Medicine: Supraclavicular Brachial Plexus Nerve Block
Uses in the Emergency Department:
Plexus Nerve Block Uses ... Emergency Department: reduction ... fractures and elbow dislocations ... block #ultrasound #anesthesia ... #pocus
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 ... Diagnosis #signs #symptoms ... #orthopedics #pathophysiology
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
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
URT inflammation causes ... weakness & asymmetric reduction ... hemorrhagic rash; symptoms ... non-specific viral symptoms ... peds #pediatrics #pathophysiology
Schizophrenia: Pathogenesis and Symptoms
Increased dopaminergic transmission in mesolimbic projection
-> Dopaminergic neurons here project into the limbic
Pathogenesis and Symptoms ... is thought to cause ... decision-making, language production ... is thought to cause ... Schizophrenia #pathophysiology
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Equina Syndrome Causes ... spine Signs / Symptoms ... Incontinence • Saddle Anesthesia ... Syndrome #MSK #pathophysiology ... #diagnosis #symptoms
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
spine L1-L5 Symptoms ... so-called ‘red flag’ symptoms ... • S - Saddle anesthesia ... - Emergency Causes ... region (S2-S4 dermatomes
Vaccine-induced immune thrombotic thrombocytopenia (VITT) is a rare but potentially serious adverse reaction that has been
serious adverse reaction ... Symptoms of VITT ... The exact cause ... antibodies which cause ... thrombocytopenia #COVID #pathophysiology