Lesson 5 : Testicular Tumors

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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


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