7 results
Ultrasound-Guided Regional Nerve Blocks in Emergency Medicine: Interscalene Brachial Plexus Nerve Block
Uses in the Emergency Department:
Ultrasound-Guided ... Plexus Nerve Block Uses ... mid-humerus fracture, reduction ... of shoulder dislocation ... #anesthesia #pocus
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
• Light-near dissociaton ... Young females Differential ... no light-near dissociation ... • Other causes ... #PhysicalExam #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Erb's Palsy is caused ... palsy" is a common cause ... Anterior Shoulder Dislocation ... - May cause axillary ... Myotomes #diagnosis #neurology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... Diagnosis Algorithm ... • Neurologic ... Cataract/Lens Dislocation ... #Diagnosis #Algorithm
Causes of Urinary Tract Obstruction - Differential Diagnosis Algorithm
Upper Tract - Bladder NOT distended on ultrasound,
Causes of Urinary ... Obstruction - Differential ... Diagnosis Algorithm ... NOT distended on ultrasound ... #Causes #Urology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... Diagnosis Algorithm ... blood test • Serology ... • Abdominal ultrasound
Causes of Ischemic Stroke - Differential Diagnosis Algorithm
Thrombosis - Atherosclerosis, Arterial Dissection, Fibromuscular Dysplasia
 - Large
Causes of Ischemic ... Diagnosis Algorithm ... Cardiac Output Reduction ... #Stroke #CVA #Neurology ... #Causes