Acquired pulmonic stenosis due to cardiac compression by a benign teratoma
. Ann Thorac Surg 1969; 7: 38-41.
The histological study of the following resected tumour supported the final diagnosis of benign teratoma
Yigitbasi, "A benign teratoma
presenting as an obstruction of the nasal cavity: a case report," Journal of Medical Case Reports, vol.
Laboratory exams are often normal, and serum levels of human chorionic gonadotropin and alpha-fetoprotein are always normal in patients with benign teratoma
 Age and size are predictors of malignant transformation in benign teratoma
. It is of great importance to know that MCTs arising in patients older than 45 years old sustain a higher suspicion of malignancy.
Calcification on the rim of tumour or inside the tumour is seen in 53-62% of teratomas and although radiologically three quarters of patients with a benign teratoma
may have calcification within it, a quarter of malignant cases may also demonstrate calcification.
Rhabdomyo sarcoma and benign teratoma
. Pediatr Pathol.
Days after the April 24 surgery, doctors discovered that the cyst was actually a benign teratoma
A rule of thumb: If a bizarre adnexal structure with no vascularity is visible on US, and if it is cystic or solid in appearance (or both), benign teratoma
should be included in the differential diagnosis.
* Germ cell tumors represent 15% of anterior mediastinal masses, with an even higher share in children, and include benign teratoma
, seminomas, and nonseminomatous germ cell tumors?
Most solid neck masses in children are benign, including fibromatosis colli, inflammatory adenopathy, hemangioma of infancy, neurofibroma, and benign teratoma
. Using the clinical history, physical examination and imaging characteristics, most of these can be diagnosed with some certainty.
The diagnosis of a benign teratoma
(i.e., dermoid cyst) should be entertained if shadowing is present in a hyperechoic nodule or mass.