25 results
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
(COP), Respiratory ... (DIP), Acute interstitial ... : Acute, Chronic ... #diagnosis #differential ... #pulmonary #causes
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... • Interstitial lung ... Malformation • Severe Pneumonia ... Abnormalities • Chest ... #Diagnosis #Algorithm
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Hypoxemic Respiratory ... - Differential Diagnosis ... : Interstitial lung ... • Causes: Pneumonia ... #Diagnosis #pulmonary
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Acute Hypoxemia ... - Differential Diagnosis ... Focal Alveolar: Pneumonia ... : ILD, pHTN, Advanced ... #Diagnosis #causes
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS of Respiratory ... Atelectasis, ARDS, Pneumonia ... , Interstitial Lung ... #Hypoxia #hypoxemia ... #differential #diagnosis
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
pleura reflection) Pneumonia ... the severity Acute ... Respiratory Distress ... #differential #diagnosis ... #signs #Lung #POCUS
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
- Differential Diagnosis ... Stable Angina • Acute ... Thickening/Masses Chest ... Alveoli • Pneumonia ... Interstitium • ILD
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... : • PVL virulence ... , pleural effusion ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
Etiologies of pulmonary ... Aspergillosis PLEURAL EFFUSION ... #Lung #Infections ... #Differential #Diagnosis ... #Chest
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
be present on a chest ... explained by pleural effusions ... lobar collapse, lung ... severity of the hypoxemia ... Definition #Criteria #Diagnosis