59 results
Hypoxemia vs Hypoxia
Hypoxemia - Partial pressure of arterial oxygen (PaO2) is below normal
Hypoxia - Insufficient oxygen
Hypoxia Hypoxemia - Partial ... pressure of arterial ... PaO2) is below normal ... differential #diagnosis #comparison ... #pulmonary
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... • Hypoxia • Pulmonary ... hypertension Management ... #Multifocal #Atrial ... Tachycardia #MAT #Cardiology
Right Heart Cath - Normal Cardiac Pressures

Right Atrial Pressure (RAP) or Central Venous Pressure (CVP)
 •
Right Heart Cath - Normal ... Pressures Right Atrial ... Diastolic) Left Atrial ... Pressure or Pulmonary ... Pressures #RHC #cardiology
Right Heart Catheterization Waveforms and Pressures
Right Atrial Pressure:
 • Mean: 1-5 mm Hg
Right Ventricular Pressure:
 •
Pressures Right Atrial ... Diastolic: 1-7 mm Hg Pulmonary-Artery ... Wedge Pressure • Normal ... Waveforms #Pressures #normal ... wedge #diagnosis #cardiology
Clues to Differential Diagnosis of Central Cyanosis: Onset of cyanosis, Clubbing, Secondary erythrocytosis, Auscultation, X-ray, Echocardiography,
Echocardiography, Arterial ... heart defect - Pulmonary ... diseases - Pulmonary ... Diagnosis #Central #Cardiology ... Causes #Table #Comparison
Differentiating Features Between Central and Peripheral Cyanosis

Mechanism - Arterial destauration
Sites - Skin, mucous membrane of oral
Mechanism - Arterial ... mucous membrane of oral ... Oxygen therapy - Pulmonary ... blood gas - pO2 normal ... Central #Peripheral #Comparison
Differentiating PAH from PVH - Echocardiography
Pulmonary Artery Hypertension (PAH):
 • RV size - Enlarged
 • LA
Echocardiography Pulmonary ... PADP-PCWP > 7 mmHg Pulmonary ... Echocardiogram #comparison ... #diagnosis #cardiology ... #pulmonary #arterial
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Control rate with AV nodal ... with caution in pulmonary ... with caution in pulmonary ... Tachycardia #Treatment #management ... #cardiology #algorithm
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Abnormal Jugular ... Absent a wave - Atrial ... myxoma, pulmonary ... Cardiac tamponade #Abnormal ... #PhysicalExam #cardiology
Atrial Fibrillation Overview

Symptoms:
Palpitations, light-headedness, dizziness, dyspnea, exercise intolerance, chest pain, near-syncope, syncope.

1. Why?
Cardiac:
• Valvular heart disease
•
Atrial Fibrillation ... Noncardiac: • Pulmonary ... Anticoagulation #Atrial ... #Fibrillation #Cardiology ... #Management #Algorithm