Background Pituitary adenomas are the most common lesion of the sellar region. Very few
cases in the literature have described their association with craniopharyngiomas in the …

Collision tumors of the sellar region are relatively uncommon and consist mainly of more
than one type of pituitary adenoma or a cyst or cystic tumor. The association of a pituitary …

Background Different diseases may occur within the same anatomic space and invade one
another. Lesions of this nature are described as collision tumors. Collision tumors of the …

Collision tumors of the sella turcica are rare and consist mainly of more than one type of
pituitary adenoma, usually a corticotropin-and a prolactin-producing adenoma. The …

Collision tumors are two independent, distinct tumors occupying the same anatomical
space. This case presents a pituitary adenoma‐craniopharyngioma collision tumor …

Interventions: Both cases underwent transsphenoidal microsurgical resection of pituitary
adenoma. Outcomes: The tumor was completely resected, and the pathological examination …

Objective The collision of pituitary adenoma and craniopharyngioma is extremely rare and
thus there remains a paucity of data. Methods We described a patient from our institution …

Although craniopharyngioma (CP) and pituitary adenoma (PA) are common tumors of the
parasellar lesions, the coexistence of CP and PA is very rare. A 48‐year‐old male visited our …

Collision tumors of the sella turcica involving metastases to pituitary adenomas are rare. We
report a case of a collision tumor involving metastatic lung cancer with an emphasis on the …

Collision lesions of the sellar region are relatively uncommon. Most contributions include a
pituitary adenoma or a cyst/cystic tumor, particularly a Rathke cleft cyst. The association of …