29 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
on Chest CT 1. ... ARDS 3. ... #Lung #Pulmonary ... #ChestCT #radiology ... #CTChest #diagnosis
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
diseases in HIV/AIDS ... edema; ARDS, Metastatic ... Actinomyces spp., NHL; Lung ... #differential #diagnosis ... #chestCT #radiology
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... On a Chest X-Ray ... #Diagnosis #Radiology ... #Pulmonary #CXR
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
ARDS: Clinical ... Cheat Sheet ... sepsis-associated ARDS ... days after dx of ARDS ... #ARDS #Summary
ARDS/VALI progression over the course of 1 week 
 (a) Day 1 - No pathological findings.
ARDS/VALI progression ... involvement, with “white lung ... the differential diagnosis ... #Clinical #Radiology ... CXR #ChestXRay #ARDS
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
(ARDS) - Respiratory ... week of a known clinical ... be present on a chest ... severity of the ARDS ... >= 5cm H2O #ARDS
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... on a chest x-ray ... mass - Solitary Pulmonary ... Masses Atelectasis #Diagnosis ... #Clinical #Radiology
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Weakness, Loss of Chest ... Elasticity (flail chest ... : Atelectasis, ARDS ... , Interstitial Lung ... #differential #diagnosis
AIDS-defining illnesses
 - Candidiasis of the esophagus, bronchi, trachea, or lungs [(but NOT the mouth (thrush)]
AIDS-defining illnesses ... bronchi, trachea, or lungs ... duration) - Kaposi ... brain - Wasting syndrome ... due to HIV #AIDS
PseudoARDS-Effusion Pattern

PseudoARDS-effusion refers to a patient with bilateral infiltrates who seems to have ARDS, but whose
seems to have ARDS ... closely mimic ARDS ... admixture of true lung ... a semi-supine chest ... #Diagnosis #Clinical