Skin Diseases

Macule

Flat, color varies from white to brown to red to purple, small <1 cm, a patch is a large macule

Papule

Solid, raised lesion <1 cm, a plaque is a papule or a group of papules

Nodule

A papule deeper in the dermis, skin can be moved over the lesion, larger nodules >2 cm are called tumors

Vesicle

Elevated lesion containing serous fluid that is <1 cm, if >1 cm it is a bulla

Pustules

Sueprficial and elevated lesions containing pus <1 cm, result from infection

Wheals (Hives)

Transient, elevated lesions caused by localized edema, common allergic reation

Crusts (Scabs)

Consists of dried serum, blood or pus, crusting occurs in many inflammatory and infectious diseases

Herpes Simplex

An infection from the herpes simplex virus (HSV) and is characterized by one or many cluster of small vesicles filled with clear fluid on slightly raised inflammatory bases, the fluid inside is extremely contagious

Herpes Zoster (Shingles)

An infection caused by the chicken-pox virus

Cellulitis

Anacute bacterial infection of the dermis and subcutaneous tissues

Impetigo

Superficial bacterial skin infection

Cutaneous Abscesses

Normal, non-disease producing bacteria on skin

Furunculosis

Boil, small, firm red lump under the skin

Acne

Scattered pustules and comedones

Folliculitis

Inflamation of a hair follicle caused by infection, chemical irritation or minor physical injury

Cutaneous Leishmaniasis

A parasitic disease transmitted by the bite of the sand-fly with an incubation period of 2 weeks to 4 months

Contact Dermatitis

Skin inflammation caused by exposure to irritants or allergens most frequent disorders require both inpatient and outpatient therapy that arises during military conflicts is dermatitis caused by contact with environmental or work-related materials

Tinea Corporis

Body, erythematous plaque with central clearing and well-defined and usually raised margins

Tinea Pedis

Athlete’s foot, superficial fungal infection on the bottom of the foot

Tinea Capitis

Scalp

Tinea Cruris

Jock Itch

Blisters

Result of heat, moisture and friction

Corns

Appear on the bony areas on top of tear should be unroofed carefully with fine scissors

Calluses

Appear on the ball or heal of the foot or the big toes, but can appear anywhere that experiences continued pressure or irritation