Background: Sellar masses (SM) are mostly benign growths of pituitary or nonpituitary origin that are increasingly encountered in clinical practice. To date, no comprehensive population-based study has reported the epidemiology of SM from North America.

What is a suprasellar lesion?

Suprasellar masses are neoplastic, vascular, congenital, or infectious/inflammatory in origin. Suprasellar masses present with a variety of neurologic or endocrine dysfunctions depending on their site of origin and mass effect on adjacent structures.

What is a Microprolactinoma?

Small prolactinomas (less than 10 mm) are called microprolactinomas. Larger ones (more than 10 mm) are called macroprolactinomas. There is also a rare type called giant prolactinomas, which are more than 4 cm. For most people the cause is unknown. In rare cases, there may be an inherited cause.

What is a Craniopharyngioma?

Listen to pronunciation. (KRAY-nee-oh-fuh-RIN-jee-OH-muh) A rare, benign (not cancer) brain tumor that usually forms near the pituitary gland and the hypothalamus. Craniopharyngiomas are slow-growing and do not spread to other parts of the brain or to other parts of the body.

Can lesions on the scalp cause hair loss?

We also have to acknowledge that lesions are mostly are associated with temporary hair loss, the hair will start to grow again after lesions have healed. However, there are cases where some scalp lesions also result in permanent hair loss in the affected areas.

What are scalp acne lesions and how to treat them?

Scalp Acne Lesions. These bumps or lesions formed by the collection of excess sebum and dead skin cells that block the hair follicles. When these bumps become infected, the resulting symptoms may be very severe. They should be treated immediately otherwise they can put pressure on the hair follicles resulting in hair loss.

What is the prevalence of incidentally found Sellar masses?

Incidental sellar masses are present in about 10-15% of the adult population; however, the vast majority of incidentally found lesions are relatively small (less than 10 mm in greatest diameter). Approximately 90% of sellar masses are pituitary adenomas. However, there is a large number of additional diagnostic possibilities to be considered.

What are the symptoms of a scalp issue?

Most scalp conditions result in dry, oily, or flaky skin, as seen with dandruff, and might lead to hair loss or skin rash. In addition, any abnormality like a bump followed by pain tingling, itchiness, numbness, bruising, pain, and swelling can be a symptom of a scalp issue.