14 results
CT Lung Signs in Pulmonary Diseases - One Page Summary of Pulmonary Signs
 - Air Crescent
CT Lung Signs in ... - Halo sign - Atoll ... sign (reverse-halo ... Lung #Signs #Pulmonary ... #Diseases #diagnosis
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Atoll Sign (Reverse-Halo ... CT • Central GGO ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... • Most common cause ... pneumonia • Chronic ... Lung Abscess - Clinical ... seen • Chest CT
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... Framework Disease ... • CT: Halo sign ... Abdominal pain, chronic ... factor • May cause
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Connective tissue diseases ... Nasal polyps and signs ... in the adjacent lung ... of the affected lung ... high-resolution chest CT
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
lung disease ... status NTM Cause ... Lung Disease: ... • Clinical (Symptoms ... Imaging, high res CT
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to 8 years Clinical ... lung disease ... lymphocytic interstitial lung ... Chest CT: • Ground-glass ... DDX - Other causes
Pulmonary Nodule
Evaluation is guided by nodule size & assessment of probability of malignancy. In addition is
yield of available diagnostic ... diameter are called lung ... masses & should ... malignancy, clinical ... comorbidities, such as chronic
Squamous-Cell Carcinoma of the Lung- ...Physical examination revealed decreased air entry in the base of the
Carcinoma of the Lung ... biopsy confirmed a diagnosis ... indicated stage IV disease ... #NEJM #clinical ... #radiology #CT #