It is a kind of benign, noncancerous brain tumor.

它一种良性、非癌性脑肿瘤。

Another benign tumor is the giant-cell tumor of the bone - quite a name!

另一个良性骨肿瘤骨巨细胞瘤。

Because of that, benign tumors and growths called hamartomas form throughout the body.

正因如此，体内开始形成良性肿瘤和错构瘤。

Other benign tumors are osteoblastomas and osteoid osteomas, both of which arise from osteoblasts.

良性肿瘤包括成骨细胞瘤、骨样骨瘤，两者均起源于成骨细胞。

If it is not able to invade other tissues, it's referred to as a benign tumor.

如果不能侵入织，那么就称之为良性肿瘤。

Let's start with the most common benign tumor, which is an osteochondroma and commonly affects males under 25 years.

让我们从最常见的良性肿瘤开始，骨软骨瘤，多见于25岁以下的男性。

Compared with benign tumor cells, a distinguishing feature of malignant tumor cells is that they have slightly less organized nuclei.

与良性肿瘤相比，恶性肿瘤的拥有稍微不规则的胞核。

Best In 1987, Lauren was diagnosed with a benign brain tumor.

最佳 1987 年，劳伦被诊断出患有良性脑瘤。

It's most commonly caused by a benign tumor of the pituitary gland.

它最常见的由垂体良性肿瘤引起。

A doctor he met at a reading in El Paso, Texas, volunteered to remove that benign tumor he later fed to a turtle.

在德克萨斯州埃尔帕索的一场读书会上还遇到了一位医生主动请求切除后来喂给了海龟的那个良性肿瘤。

A third class of tumors are called borderline tumors because they have features that are intermediate between the other benign and malignant tumors.

第三类肿瘤中性肿瘤，因为点介于良性和恶性肿瘤之间。

One cause is hyperprolactinemia, or excessive prolactin secretion by pituitary lactotroph cells, which is frequently seen with a benign pituitary tumor called a prolactinoma.

一个原因高泌乳素血症，垂体泌乳素细胞分泌过多泌乳素，大多并发良性的垂体肿瘤，称为泌乳素瘤。

Compared with benign tumor cells, malignant tumor cells have key features like not having a clearly defined border or like a slightly less organized nuclei.

和良性肿瘤相比，恶性肿瘤有一些典型，比如边界不清且结构紊乱的细胞核。

The leading cause of that is a pituitary adenoma, which is a benign tumor of the pituitary gland- and this specific condition is called Cushing disease.

垂体腺瘤导致这一失常的主要原因，这一种位于垂体的良性肿瘤，在这种定情况下被称为库欣病。

A different cause is a hyper functioning thyroid adenoma where the follicular cells start growing uncontrollably, forming a benign tumor that makes excess thyroid hormones.

另一个原因功能亢进的甲状腺腺瘤，滤泡细胞的生长开始不受控制，形成一个产生过量甲状腺激素的良性肿瘤。

Another common cause of endogenous Cushing syndrome is tumors of the adrenal glands that make excess cortisol - like adrenal adenomas, which are benign tumors, and adrenal carcinomas, which are malignant tumors.

另一种常见的内源性库欣综合的原因肾上腺肿瘤导致过多的皮质醇分泌，比如肾上腺腺瘤，一种良性肿瘤，还有肾上腺癌，一种恶性肿瘤。

The exact reason for the development of this sort of benign tumor isn't known - but unlike a malignant tumor - the cells don't invade neighboring tissues or spread to other parts of the body.

产生这种良性肿瘤的具体原因还不清楚，但和恶性肿瘤不同的，这些细胞不会转移到周围织或扩散到身体部位。

Rhabdomyo refers to striated muscle tissue, or cardiac muscle tissue in this case, so rhabdomyomas are benign tumors of the heart that usually affect the ventricles, and are best considered hamartomas rather than a true neoplasm.

横纹肌指的条状的肌肉织，这里就指心肌；横纹肌瘤良性肿瘤，且通常累及心室，最好被认为错构瘤而非肿瘤。

There are two general types of tumors: benign tumors and malignant tumors. A benign tumor is composed of cells that will not invade other unrelated tissues or organs of the body, although it may continue to grow in size abnormally.

良性肿瘤和恶性肿瘤。尽管良性肿瘤可能会继续异常地体积增大，但不会侵袭身体无关织或器官的细胞成。