Chest: Pulmonary Hemorrhage Imaging Pearls - Educational Tools | CT Scanning | CT Imaging

Chest: Pulmonary Hemorrhage Imaging Pearls - Educational Tools | CT Scanning | CT Imaging | CT Scan Protocols - CTisus

Imaging Pearls ❯ Chest ❯ Pulmonary Hemorrhage

Pulmonary Hemorrhage: CT Findings
- Bilateral patchy perihilar infiltrates
- Ground glass centrilobular nodules
- Filling defect in major airways (clot)
Pulmonary Hemorrhage: Causes in Patients with Renal Disease
- Polyarteritis nodosa
- Churg-Strauss syndrome
- Goodpasture syndrome SLE (lupus)
- Henoch Schonlein purpura
- Rheumatoid artritis
Pulmonary Hemorrhage: Causes
- Bleeding diathesis (leukemia, hemophilia)
- Trauma
- Wegeners granulomatosis
- Drugs like amphotericin B and mitomycin
- Infectious disease
- Idiopathic pulmonary hemosiderosis
Wegener Granulomatosis: Facts

- Necrotizing vasculitis that involves small to medium vessels
- May involve ear, nose, throat, lung or kidneys
- Clinical presentation ranges from sinusitis to cough, fever, wheezing to hematuria
Wegener Granulomatosis: Facts

- Upper airways involved in up to 92% of cases, renal in 80% and joints in 67%
- Age at dx usually 40-55 yrs
- M=F but females have airway problems more commonly
- Treatment with steroids and cyclophosphamide
Wegener Granulomatosis: Chest

- Cavitary nodules
- Large airway stenosis
- Nodules 1-10 cm in size
- Consolidation with or w/o hemorrhage
- Subglottic stenosis
- Adenopathy uncommon