Uncommon Tumors

Can pulmonary sclerosing haemangioma be accurately diagnosed by intra‐operative frozen section?

“…The tumour size ranged from 4 mm to 35 mm, with a median of 19 mm and a mean of 18 mm. The demographic data are in conformity with the findings in the literature 2,9 . One patient had multicentric tumours (cases 18a and 18b) developing in different lobes of the right lung.…”

“…Pulmonary sclerosing haemangioma is an uncommon benign tumour first described by Liebow and Hubell in 1956 1 . It occurs most frequently in middle‐aged females, 1,2 and is usually incidentally detected as a ‘coin lesion’ on routine chest X‐ray. The tumour is grossly well circumscribed, and the cut surfaces frequently show a variegated appearance with yellowish areas scattered amongst grey‐red tissue.…”

Mucous Gland Adenoma of the Trachea Resected with an Endoscopic Neodymium: Yttrium Aluminum Garnet Laser.

“…Those three cases might be classified into the second subgroup ofDail (4). Guillou et al (12) described an autopsied case ofpapillary variant of low-grade mucoepidermoidcarcinoma which would fall into Dail' s third subgroup (4). It infiltrated into the bronchial wall and extended in the pulmonary parenchyma.…”