9 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... • Interstitial lung ... diseasePulmonary ... Abnormalities • Chest ... #Hypoxia #Differential
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
Pneumothorax - Effusion ... #Diseases #Radiology ... #Patterns #Lung ... #CXR #XRay #ChestCT ... #Differential #
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
Actinomyces spp., NHL; Lung ... • Pleural effusion ... #diseases #differential ... #diagnosis #chestCT ... #radiology
Hemorrhagic Pericardial Effusions (Hemopericardium)- Differential Diagnosis Framework

IATROGENIC DISEASE
Secondary to invasive cardiac procedures

NONIATROGENIC
• Malignancy (e.g., metastatic spread:
)- Differential ... IATROGENIC DISEASE ... metastatic spread: lung ... patients with pulmonary ... Diagnosis #cardiology
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Weakness, Loss of Chest ... • Diffusion Defect ... , Interstitial Lung ... #Hypoxia #hypoxemia ... #differential #
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
ventilation to perfusion ... caused by a rigid chest ... Pulmonary Diseases ... #diseases #differential ... #STARCHASERS #radiology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
life-threatening diseases ... Inflammatory eye disease ... EGPA (↓ LVEF, pericardial ... effusion) • PFTs ... sparing of the lung
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... Diagnosis Framework Disease ... pneumonia, pleural effusion ... Infections #HIV #AIDS #pulmonary ... #differential #
CT and ultrasonographic features of COVID-19 pneumonia
Lung CT:
 - Thickened pleura
 - Ground glass shadow and
- Pulmonary infiltrating ... progress of the disease ... COVID19 #pneumonia #ChestCT ... #Ultrasound #POCUS ... #features #Radiology