Chapter 4: Disorders and Diseases of the Skin

Questions and Answers

What is the professional scope concerning diagnosing skin conditions?

practice

Lesions that are in the initial stages of development are _______ lesions.

primary

What is a pink or flesh-colored precancerous lesion that feels sharp or rough and is a result of sun damage?

Actinic keratosis

Vascular lesions are also known as ________ lesions.

tertiary Signup and view all the answers

A pustule is an example of a _______ lesion.

primary Signup and view all the answers

What is a keloid?

A thick scar resulting from excessive growth of fibrous tissue. Signup and view all the answers

What variety of acne located in the dermis causes depressed and raised scars and should be treated by a medical professional?

Cystic acne Signup and view all the answers

What is a blackhead?

open comedo Signup and view all the answers

Milia are most common in ___ skin types.

dry Signup and view all the answers

What is a sebaceous cyst or subcutaneous tumor filled with sebum that usually appears on the scalp, neck, and back that is also known as a wen?

steatoma Signup and view all the answers

Sebaceous hyperplasia growths tend to be what shape?

doughnut-shaped with an indention in the center. Signup and view all the answers

What form of eczema is characterized by inflammation, dry or oily scaling or crusting, and/or itchiness?

Seborrheic dermatitis Signup and view all the answers

What causes warts?

viruses Signup and view all the answers

What is a condition characterized by bacteria and yeast that causes a foul odor?

bromhidrosis Signup and view all the answers

When excessive heat exposure causes an acute inflammatory disorder of the sweat glands, what is it called?

milaria rubra Signup and view all the answers

Pruritis is a condition characterized by what?

itching Signup and view all the answers

Red patches covered with white-silver scales on the scalp, elbows, knees, chest, and lower back are characteristics of what?

psoriasis Signup and view all the answers

Swelling occurs when the skin is damaged by an irritating substance because the body is trying to what?

dilute the irritant Signup and view all the answers

A port wine stain is a type of what?

vascular nevus Signup and view all the answers

Why does the skin tan when it is exposed to the sun?

To defend against UV radiation Signup and view all the answers

When the body lacks melanin, including in the skin, hair, and eyes, it is called what?

albinism Signup and view all the answers

A condition with light, abnormal patches of depigmented skin is called what?

leukoderma Signup and view all the answers

Hyperpigmentation and hypopigmentation are forms of what?

dyschromia Signup and view all the answers

Skin cancer tumors form when cells do what?

divide rapidly and unevenly Signup and view all the answers

The medical term for cold sores or fever blisters is what?

herpes simplex virus 1 (HSV 1) Signup and view all the answers

Shingles is caused by the same virus that causes what?

chickenpox Signup and view all the answers

Which of these conditions is contagious?

All of the above Signup and view all the answers

Tinea versicolor is characterized by what?

white, brown, or salmon-colored flaky patches Signup and view all the answers

What condition is sometimes called 'chicken skin'?

Keratosis pilaris Signup and view all the answers

The _____________ is the structure that includes the hair, hair shaft, sebaceous gland, and the duct or canal to the surface.

pilosebaceous unit Signup and view all the answers

Pregnancy, extended periods of standing or sitting, and genetics are all contributing factors to what condition?

Varicose veins Signup and view all the answers

What disorder starts with flushing and increasing bouts of redness?

Rosacea Signup and view all the answers

How would you describe the condition that a person who picks at their skin to the point of injury has?

Dermatillomania Signup and view all the answers

Which of the following can you do if you recognize a potentially dangerous skin disorder?

Refer to a physician Signup and view all the answers

A pigmentation disease characterized by white patches on the skin from lack of pigment cells is what?

vitiligo Signup and view all the answers

A flat, pigmented area characterized by small, yellow-brown spots is known as what?

lentigo Signup and view all the answers

Another name for herpes zoster is what?

shingles Signup and view all the answers

What condition has symptoms that include thinning hair in a male hair growth pattern of baldness?

Polycystic ovarian syndrome (PCOS) Signup and view all the answers

If a client has PCOS, which of the following treatments is not appropriate?

use of occlusive products Signup and view all the answers

What is the name for the medical science that studies and treats the skin?

Dermatology Signup and view all the answers

Study Notes

Skin Conditions Overview

Diagnosing skin conditions falls outside the scope of practice for non-medical professionals.
Primary lesions are those in the initial stages of development; a pustule is an example of a primary lesion.
Actinic keratosis is a precancerous lesion due to sun damage, often pink or fleshy in color and rough in texture.

Types of Lesions

Vascular lesions are also referred to as tertiary lesions.
A blackhead is classified as an open comedo.
Milia often appear in dry skin types.

Scarring and Acne Issues

Keloids are thick scars caused by excessive fibrous tissue growth.
Cystic acne, located in the dermis, can lead to depressed and raised scars; it requires medical treatment.

Skin Conditions and Dermatitis

Seborrheic dermatitis manifests as inflammation and flaky patches that may be dry or oily, often with associated itchiness.
Psoriasis presents as red patches with white-silver scales, common on specific body areas.

Infection and Foul Odors

Warts are caused by viral infections.
Bromhidrosis is a condition characterized by bacteria and yeast that produce foul odors.

Inflammatory Skin Disorders

Milaria rubra results from excessive heat exposure and causes acute inflammation of sweat glands.
Pruritis is the medical term for itching.

Hyperpigmentation and Depigmentation

Albinism is the absence of melanin in skin, hair, and eyes, while leukoderma refers to light patches of depigmented skin.
Dyschromia includes both hyperpigmentation and hypopigmentation.

Skin Cancer Insights

Skin cancer develops when skin cells divide rapidly and unevenly; early recognition and referral to a physician are vital.
The herpes simplex virus type 1 (HSV-1) causes cold sores and fever blisters; shingles is caused by the same virus as chickenpox.

Dermatological Conditions

Keratosis pilaris is colloquially known as "chicken skin."
Varicose veins may arise from pregnancy, prolonged standing, or genetics, signaling a vascular issue.

Psychological Aspects

Dermatillomania refers to the compulsive act of picking at one's skin, often leading to self-inflicted harm.

Additional Conditions

Tinea versicolor is characterized by unevenly colored flaky patches on the skin.
The pilosebaceous unit includes hair, its shaft, sebaceous glands, and the duct leading to the skin surface.
Polycystic ovarian syndrome (PCOS) can lead to thinning hair in a male pattern, while inappropriate treatment may include the use of occlusive products.

Dermatology Terminology

The medical field dedicated to studying and treating skin conditions is dermatology.
Lentigo refers to flat, pigmented areas with small, yellow-brown spots.

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Description

Test your knowledge of skin disorders and diseases with this flashcard quiz. From diagnosing conditions to identifying types of lesions, this quiz covers important terminology and concepts related to dermatology. Perfect for students or professionals looking to refresh their understanding of skin-related issues.