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Condition/Disorder Synonyms

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ICD-9-CM Codes

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  • 692.0 Contact dermatitis and other eczema due to detergents

  • 692.1 Contact dermatitis and other eczema due to oils and greases

  • 692.2 Contact dermatitis and other eczema due to solvents

  • 692.3 Contact dermatitis and other eczema due to drugs and medicines in contact with skin

  • 692.4 Contact dermatitis and other eczema due to other chemical products

  • 692.5 Contact dermatitis and other eczema due to food in contact with skin

  • 692.6 Contact dermatitis and other eczema due to plants [except food]

  • 692.7 Contact dermatitis and other eczema due to solar radiation

  • 692.8 Contact dermatitis and other eczema due to other specified agents

  • 692.84 Contact dermatitis and other eczema due to animal (cat) (dog) dander

  • 692.89 Contact dermatitis and other eczema due to other specified agents

  • 692.9 Contact dermatitis and other eczema, unspecified cause

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ICD-10-CM Code

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  • L20-L30 Dermatitis and eczema

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Preferred Practice Pattern1

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Key Features

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Description

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  • Eczema is a common group of skin conditions

  • Form of dermatitis

  • A chronic, relapsing, and inflammatory skin condition

  • Results in itchy, inflamed, irritated skin

  • Often has an inherited tendency to develop other allergic conditions such as asthma and hay fever

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Essentials of Diagnosis

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  • There are no laboratory tests used to diagnose eczema

  • Clinical features of the disease are used for diagnosis, including the itchiness and the biology and spread (appearance) of the lesions

  • Ruling out other skin diseases like contact dermatitis and seborrheic dermatitis is used to confirm the diagnosis

  • Skin lesion biopsies or skin cultures may be used to rule out other causes

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General Considerations

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  • There are three stages of the disease: infantile, childhood, and adult

    • Often with latent phases in between

    • At each stage, the condition may be diagnosed as acute, subacute, or chronic

  • Intrinsic

    • Non-allergic with xerosis and occurrence at a young age

  • Extrinsic

    • Generally associated with a medical history (personal or hereditary) of respiratory allergy

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Demographics

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  • Eczema is the most common skin problem for which people seek medical treatment

  • Affects about 10% of the U.S. population

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Clinical Findings

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Signs and Symptoms

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  • Itching, which may be severe, especially at night

  • Small, raised bumps, which may leak fluid and crust over when scratched

  • Rash, most common on face, back of knees, wrists, hands, and feet

  • Thickened, cracked, or scaly skin

  • Change in skin pigmentation making affected area lighter or darker

  • Red to brownish-gray colored patches

  • Areas with loss of hair and skin color changes

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Functional Implications

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  • Inability to tolerate stress; cold, dry air; ...

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