11 results
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
Bronchiectasis • Abscess ... Malformation Normal CXR ... /CT • Hematemesis ... Bronchitis Diffuse CT ... Vasculitis Infection
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Differential Diagnosis ... rarely typical pneumonia ... varicella - Disseminated ... #pulmonary #CXR ... #clinical #CT
Flail Chest Breathing on Physical Exam
74 year-old male, fallen over in the garden. Four rib fractures.
Flail Chest Breathing ... Physical Exam 74 year-old ... The video shows ... fractures missed by CXR ... , so use CT to identify
Flail Chest Breathing on Physical Exam
74 year-old male, fallen over in the garden. Four rib fractures.
Flail Chest Breathing ... Physical Exam 74 year-old ... The video shows ... fractures missed by CXR ... , so use CT to identify
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... identified, Strep pneumoniae ... Evaluation: Imaging (CXR ... +/- High res CT ... #workup #diagnosis
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... Blood cultures • CXR ... seen • Chest CT ... #pulmonary #differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... - Differential Diagnosis ... lethargy, fever • Disseminated ... • CT: Halo sign ... #HIV #AIDS #pulmonary
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Disseminated ... Diagnosis Of NTM ... Imaging, high res CT ... Exclusion of other diagnosis ... #differential #diagnosis
Disseminated Actinomycosis- ...Computed tomography of the chest and abdomen revealed multiple pulmonary nodules (Panel A) associated
revealed multiple pulmonary ... with the use of video-assisted ... patient received a diagnosis ... #NEJM #clinical ... #radiology #CT #
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Physical stigmata of cor ... parenchyma Diagnosis ... high-resolution chest CT ... the airway • Treating ... #differential #diagnosis