Lesson 5 : Testicular Tumors
An elevation of is indicator for nonseminomatous tumors
AFP
What lab value is associated with nonseminomas?
AFP
What 3 lab values are normal in pure Leydig cell tumors?
AFP, LDH, beta-HCG
What 3 lab values should be evaluated for when testing for testicular carcinoma?
AFP, LDH, beta-HCG
What is the most common germ cell type?
Seminoma
What are the two types of testicular germ cell tumors?
Seminoma, nonseminomas
Testicular neoplasms are the most common malignant mass in men _years old.
15-35
Are Leydig cell tumors benign or malignant when found in children?
Benign
The majority of extratesticular masses are benign/malignant.
Benign
What lab value is seen with both nonseminomas and pure seminomas?
Beta-HCG
What are the 3 tumor markers for seminoma testicular tumors?
Beta-HCG, AFP, LDH
Undescended testicles are termed
Cryptorchidism
When a seminoma spreads, it initially spreads to the in ________ the retroperitoneum.
Draining lymph nodes
What is the most common type of testicular carcinoma?
Germ Cell
Most malignant testicular neoplasms are hypo/hyperechoic compared to normal testicular tissue.
Hypoechoic
23. A procedure used to establish histologic confirmation of a tumor and prevent metastases
Inguinal orchiectomy
What syndrome puts a man at risk for testicular cancer?
Klinefelter (XXY)
17. A rare stromal testicular tumor occurring in young boys and middle aged men (30-60).
Leydig Cell Tumor
The majority of intratesticular masses are benign/malignant.
Malognant
This type of testicular cancer is not a "pure" seminoma and consists of other cell types.
Nonseminomas
When an intratesticular mass is found, what area should also be evaluated for lymph nodes?
Paraaortoc Region
What hormone do Leydig cell tumors produce? (2)
Testosterone, estrogen
What is the most common testicular tumor found in infants and young children?
Yolk Sac Tumor