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Lung Segment Anatomy Annotated on Chest CT
Right Lung:
 • Upper Lobe: Apical, Posterior, Anterior
 • Middle
Lung Segment Anatomy ... radiopaedia.org/cases ... #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 ... #Vessel #Sign #CT ... #diagnosis #radiology ... #clinical
Normal Hilar Anatomy on Chest X-Ray
The hilum is 95% vessels and while it is not important
Normal Hilar Anatomy ... branches and the pulmonary ... intermedius LPA - left Pulmonary ... drdevrad #Hilar #Anatomy ... #clinical #radiology
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
CT • SPN or mass ... #Halo #Sign #CT ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
On the left a patient who had a CT to rule out pulmonary embolism.
There is a
patient who had a CT ... to rule out pulmonary ... The diagnosis based ... #Clinical #Radiology ... #CTChest #SeptalThickening
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
standing erect, the pulmonary ... The pulmonary vascular ... In daily clinical ... Views of the upper lobe ... #Clinical #Radiology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT ... chest to evaluate ... Goodpasture's cause ... CT ... hematuria, RBC casts
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
CAN YOU SEE ON CT ... involving a segment or lobe ... Bronchiectasis #pulmonary ... #diagnosis #differential ... #causes
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
- Differential Diagnosis ... the right middle lobe ... infiltrates on chest ... scattered crackles, chest ... #differential #diagnosis
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
Upper Lobe Lung ... Therefore, conditions caused ... apices caused by ... a rigid chest cage ... #differential #diagnosis