Integumentary System Diseases Day 1

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Integumentary System Diseases

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Acne

• Is an inflammatory disease of the skin
• Develops as a result of blockages in follicles

and pores

• Can be treated with medication both

internally and externally

Skin-info: Acne affects over 85% of teenagers.

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Skin Cancer

Oncology:

● Neoplasms: abnormal growths of new tissue that are

classified as benign or malignant

● Benign neoplasm--non cancerous growths composed of

the same type of cells as the tissue in which they are
growing

● Malignant neoplasm--also called cancer--composed of

cells that tend to become invasive and spread to remote
regions (metastasis)
○ They tend to enter blood and lymph vessels and

travely to secondary site

Match

Match the following

• neoplasm

• benign neoplasm

• malignant neoplasm

• metastasis

abnormal growth of new tissue

non cancerous

cancer

cancer has spread

• abnormal growth of new tissue

• non cancerous

• cancer

• cancer has spread

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Skin Cancer

• Can be divided into three major types:

– Basal Cell Carcinoma
– Squamous Cell Carcinoma
– Malignant Melanoma

Skin-info: likelihood of contracting skin cancer is heightened through
the use of tanning beds

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Basal Cell Carcinoma

• Is the most common form of cancer
• Is diagnosed by a biopsy and is treatable when detected

early

•Arises in the basal cell layer of the epidermis
•Flesh colored (early stage shown in the figure) or brown

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Basal Cell Carcinoma

• Is linked to a family history of the disease,

high cumulative exposure to UV light or
carcinogenic (cancer causing) chemicals

• Is usually not life threatening
• Is treated with surgery, topical

chemotherapy and
cryosurgery (freezing
off the affected area)

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Dropdown

Basal Cell Carcinoma arises in the ​

Select answer

layer of the epidermis.

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Squamous Cell Carcinoma

• Is found in the squamous cells which

compose most of the upper layer of the skin

• Is caused by chronic overexposure to the

sun

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Squamous Cell Carcinoma

• Can be seen on the skin, lips, inside the

mouth, throat or esophagus

• Is characterized by red, scaly skin that

becomes an open sore

• Is treated by removal of the area and

chemotherapy

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Fill in the Blanks

Squamous Cell Carcinoma is caused by

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Malignant Melanoma

• Is related to sun exposure, due particularly

to sunburns during childhood, and is most
common among people with:
– fair skin
– blue or green eyes
– red or blond hair

Skin-info: approximately 8,000 people die of Melanoma each year

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Match

Match the following

• basal cell carinoma

• squamous cell carinoma

• malignant melanoma

most common form of skin cancer; usually not life threatening.

found in the squamous cell

most dangerous type; involves the melanocytes

• most common form of skin cancer; usually not life threatening.

• found in the squamous cell

• most dangerous type; involves the melanocytes