210 results
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
O2 is inspired) PAO2 ... reaches the alveoli) PaO2 ... Low SvO2 → Low PaO2 ... Hypoxemia #summary #pulmonary ... differential #diagnosis #causes
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = PAO2 ... - PaO2 A-a gradient ... /0.8)] - PaO2 Normal ... Embolism, Obstructive Lung ... , Interstitial Lung
Main causes of diffuse parenchymal lung diseases.

#differential #algorithm #diagnosis #causes #DPLD #ILD #parenchymal #lung #diseases #pulmonary
Main causes of diffuse ... parenchymal lung ... #differential #algorithm ... #diagnosis #causes ... #diseases #pulmonary
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
HYPOVENTILATION • Rising PaCO2 ... : Interstitial lung ... diseases, pulmonary ... ventilation (V) in the lungs ... bypassing the lungs
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... Pulmonary Arterial ... • Valvular Lung ... • Interstitial Lung ... #Causes
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
leading to increased pulmonary ... consistent with pulmonary ... on CT or CXR ● PaO2 ... there is no clear cause ... the underlying cause
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Differential Diagnosis Algorithm ... • Interstitial lung ... Differential #Diagnosis #Algorithm ... #Causes #Pulmonary
Causes of Cough and Hemoptysis
Acute Inflammation 
 - Laryngitis 
 - Tracheobronchitis 
 - Mycoplasma and
Causes of Cough ... Bronchiectasis - Pulmonary ... Tuberculosis - Lung ... Cancer of the Lung ... #Differential #Causes
General overview of lung diseases. 

#diagnosis #causes #lung #disease #restrictive #obstructive #pulmonary #respiratory #pearls #ddxof
General overview of lung ... #diagnosis #causes ... #lung #disease ... #obstructive #pulmonary
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
Causes of Dyspnea ... Differential Diagnosis Algorithm ... • Interstitial lung ... Differential #Diagnosis #Algorithm ... #Causes