14 results
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Chronic Cough - Differential ... Dyspnea (underlying lung ... disease or CHF) ... lymadenopathy, clubbing, chest ... refer + order CT
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
Tram Track Sign ... on Chest CT • Parallel ... extending to the lung ... bronchiectasis, CF ... #CT #Lung #Pulmonary
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
Head Cheese Sign ... on Chest CT • ... distinct radiographic areas ... #Head #Cheese #Sign ... #CT #Lung #Pulmonary
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
terms to describe areas ... lucencies within the lung ... we describe a chest ... #CXR #Lucency #Differential ... #Table #CavitaryLesion
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
CT Lung Abscess ... antibiotics once stable ... shows a small, stable ... Abscess Differential ... Abscess #pulmonary #differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... • Pleuritic chest ... • CT: Halo sign ... AIDS #pulmonary #differential
CT will also demonstrate signs of congestive heart failure.
On the image on the left notice the
CT will also demonstrate ... signs of congestive ... be high in the differential ... Clinical #Radiology #CTChest ... #CHF #KerleyB #
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT ... o infection • Echocardiogram ... sparing of the lung ... CT ... Renal #Syndromes #differential
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
infections Lungs ... massiliense in CF ... • Dyspnea, • Chest ... Imaging, high res CT ... NTM #Infections #differential
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Nasal polyps and signs ... in the adjacent lung ... of the affected lung ... CT) • Broncho-arterial ... Bronchiectasis #pulmonary #differential