30 results
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
sliding/barcode sign ... - Bilateral A-lines ... pleura reflection) Pneumonia ... Distress Syndrome (ARDS ... #differential #
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Reversed Halo Sign ... Non-Infectious Differential ... Diagnosis Definition: A ... surrounded by a ... Dermatomyositis, Lung
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
19 Patterns of Lung ... ARDS 3. ... Organizing Pneumonia ... #Pulmonary #ChestCT ... #radiology #CTChest
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... • CT: Halo sign ... Rapid onset of a ... Infections #HIV #AIDS ... #pulmonary #differential
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
Differential Bilat ... : Pulmonary edema ... , ARDS, interstitial ... a lot of B lines ... partially seen shred sign
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
diseases in HIV/AIDS ... Actinomyces spp., NHL; Lung ... Pyogenic bacterial pneumonia ... #diseases #differential ... diagnosis #chestCT #radiology
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Chronic Dyspnea - Differential ... Diagnosis Algorithm ... Alveoli • Pneumonia ... • ARDS • COPD ... Interstitium • ILD • CHF
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Left Shunt - Anatomic ... : Atelectasis, ARDS ... , Pneumonia and ... , Interstitial Lung ... Hypoxia #hypoxemia #differential
Causes of Sudden Unexpected Death in Infancy (SUDI) - Differential Diagnosis Algorithm
Congenital Anomaly / Disorder:
 •
Infancy (SUDI) - Differential ... Diagnosis Algorithm ... Neurologic Anomaly • Pulmonary ... Infection: • Severe Pneumonia ... - Sharing a
ARDS/VALI progression over the course of 1 week 
 (a) Day 1 - No pathological findings.
course of 1 week (a) ... ) Day 2 - some pulmonary ... involvement, with “white lung ... structures help in the differential ... #Clinical #Radiology