254 results
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... Differential Diagnosis Algorithm ... : • Irregular ... Differential #Diagnosis #Algorithm ... #Causes #cardiology
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
Tachycardia (MAT) on EKG ... 100-150 bpm) • Irregularly ... irregular rhythm ... #ECG #Electrocardiogram ... #labeled #clinical
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Differential Diagnosis Algorithm ... Narrow Complex - Irregular ... Wide Complex - Irregular ... Differential #Diagnosis #Algorithm ... #causes
Biot's Respiration on Physical Exam
Biot's respiration is an abnormal pattern of breathing characterized by groups of
characterized by groups of regular ... inspirations followed by regular ... or irregular periods ... : neurological causes ... PhysicalExam #Breathing #clinical
Hirsutism - Differential Diagnosis Algorithm
RAPID ONSET
Medications
 • Steroids
 • Danazol
 • Progestin Containing Contraceptives
Increased Serum Testosterone
Differential Diagnosis Algorithm ... Neoplasm SLOW ONSET Regular ... Ethnic Background Irregular ... Differential #Diagnosis #Algorithm ... endocrinology #causes
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Control rate (e.g ... Treat underlying cause ... Irregular Rhythm ... Treat underlying cause ... management #cardiology #algorithm
Accelerated Idioventricular Rhythm (AIVR) on EKG
 • Regular rhythm with wide. 
 • QRS complexes >120
Rhythm (AIVR) on EKG ... • Regular rhythm ... diagnosis #cardiology #EKG ... #ECG #Electrocardiogram ... #clinical
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
repolarization causes ... in conduction causes ... QRS widens, and irregular ... #Hyperkalemia #EKG ... #ECG #Changes #
Treatment of Stable Wide-Complex Tachycardia
Regular
 • If ventricular tachycardia or uncertain rhythm:
    -
Wide-Complex Tachycardia Regular ... give adenosine Irregular ... nodal agents (e.g ... narrow-complex irregular ... management #cardiology #algorithm
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... DANGER Narrow - Regular ... node Narrow - Irregular ... 200ms from longer pause ... bradyarrhythmia #ECG