8 results
Tree-in-Bud Sign on Chest CT
 • Multiple centrilobular nodules arranged in a linear branching pattern.
 •
Tree-in-Bud Sign ... on Chest CT • ... linear branching pattern ... #CT #Lung #Pulmonary ... clinical #tree #bud
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 ... • IF staining patterns
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
tightness Most Common ... Nasal polyps and signs ... in the adjacent lung ... CT) • Broncho-arterial ... #differential #
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... dyspnea • (Less common ... • CT: Halo sign ... Infections #HIV #AIDS #pulmonary ... #differential #
Aortoenteric Fistula - Diagnosis and Management Summary
Epidemiology:
• Uncommon but life-threatening
• Most common site of bowel connection
but life-threatening ... duodenum Clinical Signs ... • Should be on differential ... how long ago ... • CT findings
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Common Dermatological ... associated with signs ... usually trunk but ... Christmas tree pattern ... dermatology #rash #differential
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
like idiopathic pulmonary ... or NSIP pattern ... consider drug-related lung ... disease in the differential ... Clinical #Radiology #CTChest
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
Signs of fibrosis ... mid and lower lung ... zones, but not ... included in the differential ... Clinical #Radiology #CTChest