10 results
Type 1 Second-degree AV block, also known as Mobitz I or Wenckebach periodicity, is almost always
prolongation of the PR ... electrocardiogram (ECG ... QRS complex, the PR ... #Clinical #EM #IM ... Cardiology #MedStudent #EKG
Type 1 Second-degree AV block, also known as Mobitz I or Wenckebach periodicity, is almost always
prolongation of the PR ... electrocardiogram (ECG ... QRS complex, the PR ... #Clinical #EM #IM ... Cardiology #MedStudent #EKG
Mobitz II heart block is characterized on a surface ECG by intermittently nonconducted P waves not
characterized on a surface ECG ... not preceded by PR ... not followed by PR ... #Clinical #EM #IM ... Cardiology #MedStudent #EKG
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... junctional tachy not from ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology #differential
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... Subepicardial atrial ... aVR • Classic EKG ... #AVR #leadAVR #ecg ... electrocardiogram #diagnosis #ekg
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
your R is far from ... Degree AV Block - Mobitz ... independently of the atria ... heartblock #cardiology #ecg ... #ekg #diagnosis
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... EKG of the same ... Number of Cannon A per ... excludes other differentials ... that’s called “clinical
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
complications from ... indicated • EKG ... Obtain EKG if: ... Change in clinical ... CARP, DECREASE V trials
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Lactic Acidosis - Differential ... production - removal from ... by excretion (e.g ... its metabolism (e.g ... lactate apart from
1,3-Beta-D-Glucan and Galactomannan Testing Sensitivity Specificity and False Positives
1,3-Beta-D-Glucan
 • Cell wall component of many fungi
Other +s: PCP, Histo ... IFI in HM pts); from ... formulations (eg ... >90% (In most clinical ... in BAL does not differentiate