What are the physical characteristics of lesions?

A skin lesion’s physical characteristics—including color, size, texture, and location—can be used to help establish if there is an underlying cause. Skin lesions are broadly classified as being either primary or secondary. Primary skin lesions are either present from birth or develop over your lifetime.

What is considered a primary lesion?

Skin lesions that are solid, palpable masses, such as nodules or tumors. Flat, non-palpable skin lesions like patches and macules Types of primary lesion include: 1 Bulla : A vesicle that is greater than 0.5 centimeters (cm) or 1/5 of an inch and filled with fluid

What causes lesions all over the body?

A systemic infection (an infection that occurs throughout your body), such as chickenpox or shingles, can cause skin lesions all over your body. MRSA and cellulitis are two potentially life-threatening infections that involve skin lesions.

What is a secondary skin lesion?

Secondary skin lesions are the result of irritated or manipulated primary skin lesions. For example, if someone scratches a mole until it bleeds, the resulting lesion, a crust, is now a secondary skin lesion. Conditions that cause skin lesions, with pictures Many conditions can cause different types of skin lesions.

What is an example of a skin lesion?

A skin lesion is an abnormal change to an area of skin compared to surrounding tissue. Examples of skin lesions include acne, blisters, cuts, cysts, hives, freckles, moles, rashes, and warts. Is a skin lesion cancer? Not usually.

What is a fluid lesion in the skin?

Skin lesions formed by fluid within the skin layers, such as vesicles or pustules. Skin lesions that are solid, palpable masses, such as nodules or tumors. Papule (also maculopapular): An elevated solid lesion, up to 0.5 cm in size, circumscribed and firm.

What does classic Kaposi’s sarcoma look like?

Classic Kaposi’s sarcoma in an 89-year-old Hispanic woman who is HIV negative . There is a pink to violaceous color with a hazy brown border and some small white lines and out of focus vessels. Malformation involving lymphatic vessels that may be present at birth or occur later typically from trauma (including postsurgical).