Sclerosing Hemangioma

(aka Sclerosing Pneumocytoma)

Epidemiology

  • Uncommon neoplasm
  • Most common in middle-aged women

Physiology

  • Benign lung neoplasm derived from pneumocytes or terminal bronchiolar cells

Pathology

  • Solid cellular areas with papillary structures/ sclerotic regions/ dilated blood-filled spaces (resembling hemangioma)

Diagnosis

  • CXR/Chest CT Pattern: presents as homogenous, well-defined solitary nodule <4 cm (occasionally, multiple)
    • May grow slowly in some cases

Clinical

  • Usually asymptomatic
  • Lung Nodule (see [[Lung Nodule or Mass]])

Treatment

  • Surgery: diagnosis usually made at exploratory thoracotomy

References

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