11 results
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
Causes of Hemoptysis ... Malformation Normal CXR ... /CT • Hematemesis ... Bronchitis Diffuse CT ... Vasculitis Infection
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
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Differential Diagnosis ... Opacities: • Infectious ... rarely typical pneumonia ... #pulmonary #CXR ... #clinical #CT
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... - Differential Diagnosis ... • CT: Halo sign ... #HIV #AIDS #pulmonary ... #differential #diagnosis
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
leading to increased pulmonary ... be detected on CT ... or CXR ● PaO2/ ... oxygenation in pneumonia ... Summary #CheatSheet #Diagnosis
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... Most Common Causes ... parenchyma Diagnosis ... high-resolution chest CT ... #differential #diagnosis
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... • Most common cause ... Blood cultures • CXR ... seen • Chest CT ... Lung #Abscess #pulmonary
Broncholithiasis - Differential Diagnosis Framework

 • Also known as: Lung stones, pulmoliths, pneumoliths, bronchial calculi
 •
• Recurrent pneumonia ... bronchus • Chest CT ... Causes: • Mycobacterium ... Noninfectious Causes ... #pulmonary