20 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Arterial Hypertension ... ** • Atrial Septal ... Defect Pulmonary ... #Causes #Pulmonary
Causes of Ischemic Stroke - Differential Diagnosis Algorithm
Thrombosis - Atherosclerosis, Arterial Dissection, Fibromuscular Dysplasia
 - Large
Causes of Ischemic ... Atherosclerosis, Arterial ... Valvular • Atrial ... endocarditis ... infarction • Pulmonary
Causes of Cyanosis in the Newborn - Differential Diagnosis Algorithm
Peripheral Only:
 • Poor Perfusion
 • Acrocyanosis
Hemoglobinopathy:
Causes of Cyanosis ... Diagnosis Algorithm ... Arteriosus • Atrial ... Total Anomalous Pulmonary ... Transposition of the Great Arteries
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
Hypoxia and Hypoxemia ... oxygen dissolved in arterial ... hemoglobin in arterial ... oxygen content of arterial ... #pulmonary #differential
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... Pulmonary Arterial ... Lung Disease and ... /or Hypoxemia: ... #Causes
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... reversible diffusion defects ... shunting (eg, atrial ... ventricular septal defects ... #Differential #
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
in arterial oxygenation ... lung disease Caused ... cycles after right atrial ... passage • Arterial ... blood gas (ABC)
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Stroke Volume / Arterial ... less compliant arteries ... of developing atrial ... mmHg developed atrial ... • Infective Endocarditis
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
ARDS, Pneumonia and ... • Diffusion Defect ... Gradient #alveolar #arterial ... #pulmonary #Hypoxia ... #hypoxemia #differential
Factors that May Affect Fetal Oxygenation - Differential Diagnosis Algorithm

Excessive Uterine Activity:
 • Hyperstimulation
 • Placental
Factors that May Affect ... Diagnosis Algorithm ... Decreased Maternal Arterial ... #Oxygenation #Hypoxia ... #Causes #Obstetrics