31 results
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
Tram Track Sign ... on Chest CT • Parallel ... necrotizing pna, ABPA ... #CT #Lung #Pulmonary ... diagnosis #radiology #clinical
Allergic Bronchopulmonary Aspergillosis (ABPA)
WHAT IS IT?
Hypersensitivity response to Aspergillus fumigatus in the airways
 • Primarily affects
WHAT ARE THE CLINICAL ... SYMPTOMS? ... CAN YOU SEE ON CT ... #pulmonary #diagnosis ... #management
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Syndrome – ARDS: Clinical ... leading to increased pulmonary ... consistent with pulmonary ... be detected on CT ... #CriticalCare
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... • 3 syndromes: ABPA ... • CT: Halo sign ... Constitutional symptoms ... Infections #HIV #AIDS #pulmonary
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
extrapulmonary cases Clinical ... Signs/Symptoms: ... years - May have signs ... pulmonary TB PE ... involvement - CT
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Hematologic malignancy ... Disease: Clinical ... Disease: • Clinical ... (Symptoms, Imaging ... , high res CT)
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
- Respiratory symptoms ... week of a known clinical ... computed tomographic (CT ... lobar collapse, lung ... Criteria #Diagnosis #CriticalCare
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
and Management ... Lung Abscess - Clinical ... decubitus - air fluid level ... seen • Chest CT ... #Abscess #pulmonary
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
inflammation Symptoms ... Hypersensitivity: ABPA ... Nasal polyps and signs ... in the adjacent lung ... high-resolution chest CT
Post-Transplantation Lymphoproliferative Disorders (PTLD)
Definition: Lymphoid and/or plasmacytic proliferations that occur as a result of immunosuppression in
higher incidence in lung ... >heart>liver>kidney ... , unexplained hematologic ... EBV viral load, signs ... oncology #diagnosis #management