31 results
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... Specific for critical ... without chest pain, as ... EKG #ECG #Electrocardiogram ... #Diagnosis #Cardiology
Pericarditis on EKG
Stage 1 - Widespread ST elevation (<5mm) and PR depression; In aVR: ST depression
Pericarditis on EKG ... Can also be seen ... #Pericarditis #EKG ... #ECG #electrocardiogram ... #clinical
Wolff-Parkinson-White Syndrome

WPW is a congenital abnormality characterized by an abnormal accessory conduction pathway between the atria
Wolff-Parkinson-White Syndrome ... QRS interval on EKG ... WPW #Cardiology #ECG ... #EKG #Electrocardiogram ... #Clinical #Diagnosis
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
Optica (NMO) - Clinical ... (e.g. oculomotor ... AQP4-lgG disease; e.g ... #neurology #symptoms ... #signs
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
As the heart ... • As the heart ... Arrhythmia #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... #variants #clinical
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... junction origin (e.g ... within the atria (e.g ... @AmyChung #EKG ... Interpretation #ECG
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
• Or brainstem syndromes ... such as internuclear ... Radiographic findings (eg ... Laboratory findings (eg ... VEP’s: EEG of visual
Principal patterns of loss of sensation.
 (a) Thalamic lesion: sensory loss throughout opposite side (rare).
Central cord lesion, e.g ... Brown—Séquard syndrome ... column lesion, e.g ... root lesions, e.g ... #Diagnosis #Neurology
Problem Representation - Approach to the Infectious Disease Patient

Who: Patient age and host/risk factors (such as
illness What: Key signs ... that define the clinical ... syndrome - Does ... illness script (e.g ... #History #HPI #Diagnosis
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
As the heart ... • As the heart ... Arrhythmia #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... #variants #clinical