Part 18b: Types of Benign Tumors

a projecting mass on the epithelial surface

epithelioma

an epithelial tumor that is glandular in stricture (cells are arranged around secretory spaces)

adenoma

a tumor of fibrous tissue that may be found in any part of the body

fibroma

a soft, fatty tumor growing from adipose tissue

lipoma

a tumor composed of muscle

myoma

a tumor composed of blood vessels

angioma

a tumor of skin composed of epidermal cells filled with melanin

nevus

epitheliomas are common on

1. skin

2. mouth

3. intestine

4. bladder

adenomas most commonly occur in”

glandular organs such as:

1. breast

2. thyroid

3. pituitary

fibromas most commonly occur in:

under the skin

lipomas occur in

wherever fat is present, most common in:

1. neck

2. shoulders

3. back

4. buttock

2 types of muscle tissue myomas are found in

1. involuntary (unstrained)

2. voluntary (striated)

myomas most commonly occur in:

rarely occur in voluntary (striated muscle)

but are common in uterus

When myomas occur in uterus they are commonly called___ , but the correct name name for them is___

fibroids

leiomyoma

angiomas most commonly occur in:

the skin, most commonly the face as a red patch

Nevus most commonly occur in

face

neck

back

Give an example of an epithelioma

wart- epithelioma caused by a virus

angioma color

bright or dark red

angiomas are also know as

port-wine stain birth mark

Nevus color

dark

True or False: Tho most nevi are benign some can be malignant

true

Nevi are also known as

moles - meaning “mass”

A nevus is a __ condition

congenital condition, tho it may not be present at birth

probably under hormonal influence since they tend to grow during puberty