57 results
Lung Segment Anatomy Annotated on Chest CT
Right Lung:
 • Upper Lobe: Apical, Posterior, Anterior
 • Middle
Lung Segment Anatomy ... CT Right Lung: ... #CT #CTChest #pulmonary ... #clinical #radiology ... #Anatomy
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
CT • Distinct ... pulmonary vessel ... leading into a ... #Lung #Pulmonary ... diagnosis #radiology #clinical
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
known clinical insult ... consistent with pulmonary ... chest radiograph ... computed tomographic (CT ... lobar collapse, lung
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS of Respiratory ... Left Shunt - Anatomic ... : Atelectasis, ARDS ... , Interstitial Lung ... Hypoxia #hypoxemia #differential
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
CT • SPN or mass ... surrounded by a ... #Halo #Sign #CT ... #Lung #Pulmonary ... diagnosis #radiology #clinical
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Acute Respiratory ... : Clinical Cheat ... leading to increased pulmonary ... be detected on CT ... <300mmHg with a
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
- Bilateral A-lines ... severity Acute Respiratory ... Distress Syndrome (ARDS ... - Bilateral A-lines ... #differential #
ARDS/VALI progression over the course of 1 week 
 (a) Day 1 - No pathological findings.
ARDS/VALI progression ... course of 1 week (a) ... involvement, with “white lung ... structures help in the differential ... #Clinical #Radiology
Crazy Paving on Chest CT
 • Thickened interlobular septa in a background of diffuse GGO's.
 •
CT • Thickened ... interlobular septa in a ... pna, pulm hge, ARDS ... #Lung #Pulmonary ... diagnosis #radiology #clinical
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Edema - Differential ... Physical/Labs: • A ... Etiology: • Acute respiratory ... distress syndrome (ARDS ... Transfusion-related acute lung