32 results
Accelerated Idioventricular Rhythm (AIVR) on EKG
 • Regular rhythm with wide. 
 • QRS complexes >120
Rhythm (AIVR) on EKG ... complexes >120 ms ... #cardiology #EKG ... #ECG #Electrocardiogram ... #clinical
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
neurodegenerative disease ... Radiographic findings (eg ... resonance imaging [MRI ... Laboratory findings (eg ... VEP’s: EEG of visual
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... interval < 120 ms ... interval ≥ 120 ms ... waves: > 40 ms ... @AmyChung #EKG
MAGIC DR – a handy mnemonic used to remember the potential causes of a cerebral ring
Demyelinating disease ... (eg. tumefactive ... MS) R – Radiation ... necrosis #Diagnosis ... #Radiology #Mnemonic
McDonald Criteria for Diagnosis of Multiple Sclerosis
 • 2 or more attacks, 2 or more lesions
McDonald Criteria for Diagnosis ... of Multiple Sclerosis ... - One year of disease ... #Multiple #Sclerosis ... #MS #neurology
Principal patterns of loss of sensation.
 (a) Thalamic lesion: sensory loss throughout opposite side (rare).
Central cord lesion, e.g ... column lesion, e.g ... MS: loss of proprioception ... root lesions, e.g ... #Diagnosis #Neurology
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... Short QT <300-360 ms ... #Approach #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
(MS), Epidural ... , Mononeuritis multiplex ... heavy metals), Critical ... #differential #diagnosis ... #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
10-33% develop MS ... swollen, while in MS ... Predictive of MS ... sclerosis (MS) ... #management #neurology
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
- MSK Radiology ... DOES NOT OSD in all ... #mri #clinical ... #Radiology #diagnosis ... #msk