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Rash, the Glossary

A rash is a change of the skin that affects its color, appearance, or texture.^[1]

96 relations: Acne, Actinic keratosis, Allergy, Anxiety, Arthropod bites and stings, Autoimmune disease, Axilla, Balsam of Peru, Basal-cell carcinoma, Blister, Boil, Bruise, Candidiasis, Cellulitis, Cheilitis, Chickenpox, COVID-19, Cradle cap, Dermatitis, Dermatitis herpetiformis, Dermatology, Dermatophytosis, Erythema, Erythema annulare centrifugum, Erythema migrans, Erythema multiforme, Erythema nodosum, Fifth disease, Friction, Fungal infection, Groin, Guttate psoriasis, Hand, foot, and mouth disease, Heat, Henoch–Schönlein purpura, Hepatitis, Hidradenitis suppurativa, Hives, Hydrocortisone, Hypertrophic scar, Impetigo, Irritant contact dermatitis, Irritant diaper dermatitis, Irritation, Itch, Jaundice, Kaposi's sarcoma, Keloid, Keratoderma blennorrhagicum, Lead poisoning, ... Expand index (46 more) »
Symptoms and signs: Skin and subcutaneous tissue

Acne

Acne, also known as acne vulgaris, is a long-term skin condition that occurs when dead skin cells and oil from the skin clog hair follicles.

See Rash and Acne

Actinic keratosis

Actinic keratosis (AK), sometimes called solar keratosis or senile keratosis, is a pre-cancerous area of thick, scaly, or crusty skin.

See Rash and Actinic keratosis

Allergy

Allergies, also known as allergic diseases, are various conditions caused by hypersensitivity of the immune system to typically harmless substances in the environment.

See Rash and Allergy

Anxiety

Anxiety is an emotion which is characterised by an unpleasant state of inner turmoil and includes feelings of dread over anticipated events.

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Arthropod bites and stings

Many species of arthropods (insects, arachnids, millipedes and centipedes) can bite or sting human beings.

See Rash and Arthropod bites and stings

An autoimmune disease is a condition that results from an anomalous response of the adaptive immune system, wherein it mistakenly targets and attacks healthy, functioning parts of the body as if they were foreign organisms.

See Rash and Autoimmune disease

Axilla

The axilla (axillae or axillas; also known as the armpit, underarm or oxter) is the area on the human body directly under the shoulder joint.

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Balsam of Peru

Balsam of Peru or Peru balsam, also known and marketed by many other names, is a balsam derived from a tree known as Myroxylon balsamum var.

See Rash and Balsam of Peru

Basal-cell carcinoma

Basal-cell carcinoma (BCC), also known as basal-cell cancer, basalioma or rodent ulcer, is the most common type of skin cancer.

See Rash and Basal-cell carcinoma

Blister

A blister is a small pocket of body fluid (lymph, serum, plasma, blood, or pus) within the upper layers of the skin, usually caused by forceful rubbing (friction), burning, freezing, chemical exposure or infection.

See Rash and Blister

Boil

A boil, also called a furuncle, is a deep folliculitis, which is an infection of the hair follicle.

See Rash and Boil

Bruise

A bruise, also known as a contusion, is a type of hematoma of tissue, the most common cause being capillaries damaged by trauma, causing localized bleeding that extravasates into the surrounding interstitial tissues. Rash and bruise are dermatologic terminology.

See Rash and Bruise

Candidiasis

Candidiasis is a fungal infection due to any species of the genus Candida (a yeast).

See Rash and Candidiasis

Cellulitis

Cellulitis is usually a bacterial infection involving the inner layers of the skin.

See Rash and Cellulitis

Cheilitis

Cheilitis is a medical condition characterized by inflammation of the lips.

See Rash and Cheilitis

Chickenpox

Chickenpox, also known as varicella, is a highly contagious, vaccine-preventable disease caused by the initial infection with varicella zoster virus (VZV), a member of the herpesvirus family.

See Rash and Chickenpox

COVID-19

Coronavirus disease 2019 (COVID-19) is a contagious disease caused by the coronavirus SARS-CoV-2.

See Rash and COVID-19

Cradle cap

Cradle cap causes crusty or oily scaly patches on a baby's scalp.

See Rash and Cradle cap

Dermatitis

Dermatitis is inflammation of the skin, typically characterized by itchiness, redness and a rash.

See Rash and Dermatitis

Dermatitis herpetiformis

Dermatitis herpetiformis (DH) is a chronic autoimmune blistering skin condition, characterised by intensely itchy blisters filled with a watery fluid.

See Rash and Dermatitis herpetiformis

Dermatology

Dermatology is the branch of medicine dealing with the skin.

See Rash and Dermatology

Dermatophytosis

Dermatophytosis, also known as tinea and ringworm, is a fungal infection of the skin (a dermatomycosis), that may affect skin, hair, and nails.

See Rash and Dermatophytosis

Erythema

Erythema is redness of the skin or mucous membranes, caused by hyperemia (increased blood flow) in superficial capillaries. Rash and Erythema are dermatologic terminology and Symptoms and signs: Skin and subcutaneous tissue.

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Erythema annulare centrifugum

Erythema annulare centrifugum (EAC), is a descriptive term for a class of skin lesion presenting redness (erythema) in a ring form (anulare) that spreads from a center (centrifugum).

See Rash and Erythema annulare centrifugum

Erythema migrans

Erythema migrans or erythema chronicum migrans is an expanding rash often seen in the early stage of Lyme disease, and can also (but less commonly) be caused by southern tick-associated rash illness (STARI).

See Rash and Erythema migrans

Erythema multiforme

Erythema multiforme (EM) is a skin condition that appears with red patches evolving into target lesions, typically on both hands.

See Rash and Erythema multiforme

Erythema nodosum

Erythema nodosum (EN) is an inflammatory condition characterized by inflammation of subcutaneous fat tissue, resulting in painful red/blue lumps or nodules that are usually seen symmetrically on both shins, on the thighs, arms, and elsewhere.

See Rash and Erythema nodosum

Fifth disease

Fifth disease, also known as erythema infectiosum and slapped cheek syndrome, is a common and contagious disease caused by infection from parvovirus B19.

See Rash and Fifth disease

Friction

Friction is the force resisting the relative motion of solid surfaces, fluid layers, and material elements sliding against each other.

See Rash and Friction

Fungal infection

Fungal infection, also known as mycosis, is a disease caused by fungi.

See Rash and Fungal infection

Groin

In human anatomy, the groin, also known as the inguinal region or iliac region, is the junctional area between the torso and the thigh.

See Rash and Groin

Guttate psoriasis

Guttate psoriasis (also known as eruptive psoriasis) is a type of psoriasis that presents as small (0.5–1.5 cm in diameter) lesions over the upper trunk and proximal extremities; it is found frequently in young adults.

See Rash and Guttate psoriasis

Hand, foot, and mouth disease (HFMD) is a common infection caused by a group of enteroviruses.

See Rash and Hand, foot, and mouth disease

Heat

In thermodynamics, heat is the thermal energy transferred between systems due to a temperature difference.

See Rash and Heat

Henoch–Schönlein purpura

Henoch–Schönlein purpura (HSP), also known as IgA vasculitis, is a disease of the skin, mucous membranes, and sometimes other organs that most commonly affects children.

See Rash and Henoch–Schönlein purpura

Hepatitis

Hepatitis is inflammation of the liver tissue.

See Rash and Hepatitis

Hidradenitis suppurativa

Hidradenitis suppurativa (HS), sometimes known as acne inversa or Verneuil's disease, is a long-term dermatological condition characterized by the occurrence of inflamed and swollen lumps.

See Rash and Hidradenitis suppurativa

Hives

Hives, also known as urticaria, is a kind of skin rash with red, raised, itchy bumps.

See Rash and Hives

Hydrocortisone

Hydrocortisone is the name for the hormone cortisol when supplied as a medication.

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Hypertrophic scar

A hypertrophic scar is a cutaneous condition characterized by deposits of excessive amounts of collagen which gives rise to a raised scar, but not to the degree observed with keloids.

See Rash and Hypertrophic scar

Impetigo

Impetigo is a bacterial infection that involves the superficial skin.

See Rash and Impetigo

Irritant contact dermatitis is a form of contact dermatitis that can be divided into forms caused by chemical irritants and those caused by physical irritants.

See Rash and Irritant contact dermatitis

Irritant diaper dermatitis

Irritant diaper dermatitis (IDD, also called a diaper or nappy rash) is a generic term applied to skin rash in the diaper (in British and Australian English "nappy") area that are caused by various skin disorders and/or irritants.

See Rash and Irritant diaper dermatitis

Irritation

Irritation, in biology and physiology, is a state of inflammation or painful reaction to allergy or cell-lining damage.

See Rash and Irritation

Itch

An itch (also known as pruritus) is a sensation that causes a strong desire or reflex to scratch.

See Rash and Itch

Jaundice

Jaundice, also known as icterus, is a yellowish or greenish pigmentation of the skin and sclera due to high bilirubin levels.

See Rash and Jaundice

Kaposi's sarcoma

Kaposi's sarcoma (KS) is a type of cancer that can form masses on the skin, in lymph nodes, in the mouth, or in other organs.

See Rash and Kaposi's sarcoma

Keloid

Keloid, also known as keloid disorder and keloidal scar, is the formation of a type of scar which, depending on its maturity, is composed mainly of either type III (early) or type I (late) collagen.

See Rash and Keloid

Keratoderma blennorrhagicum

Keratoderma blennorrhagicum etymologically meaning keratinized (kerato-) skin (derma-) mucousy (blenno-) discharge (-rrhagia) (also called keratoderma blennorrhagica) are skin lesions commonly found on the palms and soles but which may spread to the scrotum, scalp and trunk.

See Rash and Keratoderma blennorrhagicum

Lead poisoning

Lead poisoning, also known as plumbism and saturnism, is a type of metal poisoning caused by lead in the body.

See Rash and Lead poisoning

Lipoma

A lipoma is a benign tumor made of fat tissue.

See Rash and Lipoma

Lupus erythematosus

Lupus erythematosus is a collection of autoimmune diseases in which the human immune system becomes hyperactive and attacks healthy tissues.

See Rash and Lupus erythematosus

Lyme disease

Lyme disease, also known as Lyme borreliosis, is a tick-borne disease caused by species of Borrelia bacteria, transmitted by blood-feeding ticks in the genus Ixodes.

See Rash and Lyme disease

Maculopapular rash

A maculopapular rash is a type of rash characterized by a flat, red area on the skin that is covered with small confluent bumps. Rash and maculopapular rash are dermatologic terminology.

See Rash and Maculopapular rash

Measles

Measles is a highly contagious, vaccine-preventable infectious disease caused by measles virus.

See Rash and Measles

Medication

A medication (also called medicament, medicine, pharmaceutical drug, medicinal drug or simply drug) is a drug used to diagnose, cure, treat, or prevent disease.

See Rash and Medication

Melanoma

Melanoma is the most dangerous type of skin cancer; it develops from the melanin-producing cells known as melanocytes.

See Rash and Melanoma

Meningococcal disease

Meningococcal disease describes infections caused by the bacterium Neisseria meningitidis (also termed meningococcus).

See Rash and Meningococcal disease

Milium (dermatology)

A milium (milia), also called a milk spot or an oil seed, is a clog of the eccrine sweat gland.

See Rash and Milium (dermatology)

Molluscum contagiosum

Molluscum contagiosum (MC), sometimes called water warts, is a viral infection of the skin that results in small raised pink lesions with a dimple in the center.

See Rash and Molluscum contagiosum

Morbilliform

The term morbilliform refers to a rash that looks like measles. Rash and morbilliform are dermatologic terminology.

See Rash and Morbilliform

Pastia's lines

Pastia's sign, Pastia lines, or Thompson's sign is a clinical sign in which pink or red lines formed of confluent petechiae are found in skin creases, particularly the crease in the antecubital fossa, the soft depression on the inside of the arm; the folding crease divides this fossa where the forearm meets the (upper) arm (the biceps, triceps, humerus section of the upper extremity); the inside of the elbow (the inside flexor depression (fossa) of the elbow.

See Rash and Pastia's lines

Patch test

A patch test is a diagnostic method used to determine which specific substances cause allergic inflammation of a patient's skin.

See Rash and Patch test

Pityriasis rosea

Pityriasis rosea is a type of skin rash.

See Rash and Pityriasis rosea

Poison ivy

Poison ivy is a type of allergenic plant in the genus Toxicodendron native to Asia and North America.

See Rash and Poison ivy

Popliteal fossa

The popliteal fossa (also referred to as hough or kneepit in analogy to the cubital fossa) is a shallow depression located at the back of the knee joint.

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Pregnancy

Pregnancy is the time during which one or more offspring develops (gestates) inside a woman's uterus (womb).

See Rash and Pregnancy

Psoriasis

Psoriasis is a long-lasting, noncontagious autoimmune disease characterized by patches of abnormal skin.

See Rash and Psoriasis

Purpura

Purpura is a condition of red or purple discolored spots on the skin that do not blanch on applying pressure. Rash and Purpura are dermatologic terminology.

See Rash and Purpura

Rickettsia

Rickettsia is a genus of nonmotile, gram-negative, nonspore-forming, highly pleomorphic bacteria that may occur in the forms of cocci (0.1 μm in diameter), bacilli (1–4 μm long), or threads (up to about 10 μm long).

See Rash and Rickettsia

Rocky Mountain spotted fever

Rocky Mountain spotted fever (RMSF) is a bacterial disease spread by ticks.

See Rash and Rocky Mountain spotted fever

Rosacea

Rosacea is a long-term skin condition that typically affects the face.

See Rash and Rosacea

Scabies

Scabies (also sometimes known as the seven-year itch) is a contagious human skin infestation by the tiny (0.2–0.45 mm) mite Sarcoptes scabiei, variety hominis.

See Rash and Scabies

Scarlet fever

Scarlet fever, also known as scarlatina, is an infectious disease caused by Streptococcus pyogenes, a Group A streptococcus (GAS).

See Rash and Scarlet fever

Sebaceous cyst

A sebaceous cyst is a term commonly used to refer to either.

See Rash and Sebaceous cyst

Seborrhoeic dermatitis

Seborrhoeic dermatitis is a long-term skin disorder.

See Rash and Seborrhoeic dermatitis

Shingles

Shingles, also known as herpes zoster, is a viral disease characterized by a painful skin rash with blisters in a localized area.

See Rash and Shingles

Side effect

In medicine, a side effect is an effect, whether therapeutic or adverse, that is unintended; although the term is predominantly employed to describe adverse effects, it can also apply to beneficial, but unintended, consequences of the use of a drug.

See Rash and Side effect

Skin

Skin is the layer of usually soft, flexible outer tissue covering the body of a vertebrate animal, with three main functions: protection, regulation, and sensation.

See Rash and Skin

Skin condition

A skin condition, also known as cutaneous condition, is any medical condition that affects the integumentary system—the organ system that encloses the body and includes skin, nails, and related muscle and glands.

See Rash and Skin condition

Skin tag

A skin tag, or acrochordon (acrochorda), is a small benign tumor that forms primarily in areas where the skin forms creases (or rubs together), such as the neck, armpit and groin.

See Rash and Skin tag

Smallpox

Smallpox was an infectious disease caused by variola virus (often called smallpox virus), which belongs to the genus Orthopoxvirus.

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Spotted fever

A spotted fever is a type of tick-borne disease which presents on the skin.

See Rash and Spotted fever

Squamous-cell carcinoma

The term squamous-cell carcinoma (SCC), also known as epidermoid carcinoma, comprises a number of different types of cancer that begin in squamous cells.

See Rash and Squamous-cell carcinoma

Sumac

Sumac or sumach is any of about 35 species of flowering plants in the genus Rhus and related genera in the cashew family (Anacardiaceae).

See Rash and Sumac

Sun

The Sun is the star at the center of the Solar System.

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Sunburn

Sunburn is a form of radiation burn that affects living tissue, such as skin, that results from an overexposure to ultraviolet (UV) radiation, usually from the Sun.

See Rash and Sunburn

Syphilis

Syphilis is a sexually transmitted infection caused by the bacterium Treponema pallidum subspecies pallidum.

See Rash and Syphilis

Tinea cruris

Tinea cruris, also known as jock itch, is a common type of contagious, superficial fungal infection of the groin and buttocks region, which occurs predominantly but not exclusively in men and in hot-humid climates.

See Rash and Tinea cruris

Tinea versicolor

Tinea versicolor (also pityriasis versicolor) is a condition characterized by a skin eruption on the trunk and proximal extremities.

See Rash and Tinea versicolor

Torso

The torso or trunk is an anatomical term for the central part, or the core, of the body of many animals (including humans), from which the head, neck, limbs, tail and other appendages extend.

See Rash and Torso

Toxicodendron diversilobum

Toxicodendron diversilobum (syn. Rhus diversiloba), commonly named Pacific poison oak or western poison oak, is a woody vine or shrub in the sumac family, Anacardiaceae.

See Rash and Toxicodendron diversilobum

Urushiol-induced contact dermatitis (also called Toxicodendron dermatitis or Rhus dermatitis) is a type of allergic contact dermatitis caused by the oil urushiol found in various plants, most notably sumac family species of the genus Toxicodendron: poison ivy, poison oak, poison sumac, and the Chinese lacquer tree.

See Rash and Urushiol-induced contact dermatitis

References

[1] https://en.wikipedia.org/wiki/Rash

Also known as Generalized rash, Morbilliform eruption, Morbilliform rashes, Rashes, Reticulate pattern rashes, Scarlatiniform rashes, Skin rash, Skin rashes.

, Lipoma, Lupus erythematosus, Lyme disease, Maculopapular rash, Measles, Medication, Melanoma, Meningococcal disease, Milium (dermatology), Molluscum contagiosum, Morbilliform, Pastia's lines, Patch test, Pityriasis rosea, Poison ivy, Popliteal fossa, Pregnancy, Psoriasis, Purpura, Rickettsia, Rocky Mountain spotted fever, Rosacea, Scabies, Scarlet fever, Sebaceous cyst, Seborrhoeic dermatitis, Shingles, Side effect, Skin, Skin condition, Skin tag, Smallpox, Spotted fever, Squamous-cell carcinoma, Sumac, Sun, Sunburn, Syphilis, Tinea cruris, Tinea versicolor, Torso, Toxicodendron diversilobum, Urushiol-induced contact dermatitis, Vasculitis, Wart, Xanthelasma.

Rash, the Glossary

Table of Contents

See also

Symptoms and signs: Skin and subcutaneous tissue

References