9 results
Counterclockwise and (Left) vs Clockwise (Right) Flutter
Typical atrial flutter is counterclockwise in direction and originates from
waves. ... #Diagnosis #ECG ... #EKG #Cardiology ... #Flutter #Types ... #Classification
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
non-conducted P wave ... P and QRS • Atrial ... #HeartBlocks #Types ... #Classification ... #Diagnosis #EKG
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(4) Vfib/flutter ... flutter (3) ... (3) Multifocal atrial ... 3 different P waves ... #EKG #diagnosis
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
Type 1 (Weinckebach ... ) - "Longer, longer ... Type 2 "If some ... independently of the atria ... #ekg #diagnosis
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
(e.g. ectopic atrial ... Flutter PR Interval ... Type I - PR ↑ incrementally ... Type II - Suddenly ... Electrocardiogram #cardiology #diagnosis
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
(AV blocks) - ECG ... Block Type I aka ... Block type II ( ... #ecg #diagnosis ... electrocardiogram #classification
External Ventricular Drains (EVDs) & ICP waveform interpretation
An EVD is a temporary closed sterile system that
Ventricular Drains (EVDs ... interpretation An EVD ... CNS compliance LONGER ... Nick Mark MD @nickmmark ... #neurosurgery #diagnosis
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
; ROM of —0-80 degrees ... Complications include swan neck ... tendon), mallet finger ... Management: Digital block ... Radiology #XRay #Diagnosis
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
ARBs, NSAIDs, β-blockers ... - ↓ Effective arterial ... Aldosterone, RTA Type ... T, flat P, ST depress ... bradycardia → sine wave