29 results
Stimulated
SA node
AV node -
Un-stimulated
#PQ
(mV) 0
ECG (lead II)
QRS
#QRS
#SA node
#AV node
#Bundle of His
Bundle branches
#Purkinje fibers
#QRS
#ST
Un-stimulated #PQ ... (mV) 0 ECG (lead ... node #AV node #Bundle ... of His Bundle
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
Early repolarization ... wave alterations: bundle ... Intermittent left bundle ... Causes #Cardiology #ECG ... #EKG #Electrocardiogram
Vaginal Bleeding - Differential Diagnosis
 - Pregnant - Early | Late (> 20 weeks)
 - Non-Pregnant
- Pregnant - Early ... Differential #Diagnosis #Algorithm ... #OBGyn #Gynecology
Causes of Early (<20 Weeks) and Late Bleeding in Pregnancy  - Differential Diagnosis Algorithm
Early Bleeding
Causes of Early ... Differential Diagnosis Algorithm ... Early Bleeding ... Differential #Diagnosis #Algorithm ... Causes #Obstetrics #OBGyn
Intrapartum Abnormal Fetal HR Tracing - Causes of Bradycardia and Tachycardia - Differential Diagnosis Algorithm
Abnormal Variability:
Differential Diagnosis Algorithm ... Decelerations: • Early ... Differential #Diagnosis #Algorithm ... Causes #Obstetrics #OBGyn
Primary Amenorrhea Differential Diagnosis Framework

Workup:
 • β-HCG, TSH and PRL
 • Breast Tanner Staging
 • FSH,
Workup: • β-HCG ... Diagnosis #pediatrics #obgyn ... #gynecology #algorithm
Algorithm for the Evaluation of Regular, Wide-Complex Tachycardia
1. aVR: Is the initial deflection in aVR positive?
Algorithm for the ... Bundle-branch morphology ... Interpretation #ECG ... #EKG #Electrocardiogram
Approach to the Diagnosis of Hyperthyroidism - Differential Diagnosis and Workup Algorithm

 • Secondary Hyperthyroidism (↑↔TSH,
Diagnosis and Workup Algorithm ... Hyperthyroidism (↑↑↑ ß-hCG ... Low Uptake: • Early ... Thyroiditis, Iodine (e.g ... Differential #Diagnosis #Algorithm
Hyperkalemia - Management Algorithm
 • IV calcium
 • IV insulin and glucose and/or salbutamolt
 • Consider
Hyperkalemia - Management Algorithm ... potassium and ECG ... fascicular blocks. bundle ... diagnosis #management #algorithm
Causes of Post-Partum Hemorrhage - Differential Diagnosis Algorithm
Blood Loss: >500mL post vaginal delivery OR >1000 mL
Differential Diagnosis Algorithm ... Uterine fatigue (e.g ... coagulopathy (e.g ... Differential #Diagnosis #Algorithm ... Causes #Obstetrics #OBGyn