eczema Flashcards
(22 cards)
What is eczema?
A clinical descriptor for inflammatory skin disease with pruritus, erythema, +/- vesicles
Eczema is a general term used to describe a variety of skin conditions that cause inflammation and irritation.
What is dermatitis?
A histopathologic term for skin inflammation, includes eczema, contact dermatitis, etc.
Dermatitis encompasses various types of skin inflammation, not limited to eczema.
What is eczematous dermatitis?
An umbrella histologic term for intraepidermal edema
This term refers to a specific type of skin reaction characterized by fluid accumulation within the epidermis.
What are the key features of Atopic Dermatitis?
Dry skin, pruritus, onset in childhood
Atopic dermatitis is often associated with a personal or family history of allergies.
What are the key features of Contact Dermatitis?
Localized rash after allergen (e.g. nickel) or irritant (e.g. detergent)
Contact dermatitis occurs due to direct contact with a substance that triggers an inflammatory response.
What are the key features of Seborrheic Dermatitis?
Greasy, yellow scales on scalp/face
This condition is often seen in oily areas of the skin and is common in infants (cradle cap).
What are the key features of Nummular Dermatitis?
Coin-shaped plaques on extremities
This type of dermatitis can appear as round, coin-like patches of inflamed skin.
What are the key features of Stasis Dermatitis?
Lower legs, due to chronic venous insufficiency
This condition is often associated with poor circulation and is characterized by swelling and skin changes.
How does eczema differ from dermatitis?
Eczema is distributed in the folds and hands, onset during childhood, triggered by allergens and irritants, and can be chronic and relapsing.
Dermatitis is localized to exposure, onset occurs after exposure, triggered by specific personal contact, and is self-limited if the trigger is removed.
This distinction helps in understanding the underlying causes and management of these skin conditions.
What is the typical diagnosis process for eczema and dermatitis?
Diagnosis is clinical; no biopsy or lab test is usually needed
Clinical evaluation is sufficient for diagnosing most cases of eczema and dermatitis.
What supportive measures can be taken for allergic contact dermatitis?
Patch testing for allergic contact dermatitis to know what to avoid and what triggers the rash
Identifying allergens is crucial for effective management.
What are common complications of eczema?
Secondary infection, HSV superinfection, lichenification, sleep disturbance, psychosocial impact
These complications can significantly affect the quality of life and require attention.
What is the most common secondary infection associated with eczema?
Usually Staph Aureus; may see honey-colored crusts (impetiginization)
Staph infection can complicate eczema and requires treatment to resolve.
What are the key treatment strategies for eczema?
Avoid triggers, barrier repair (moisturize), corticosteroids, drug overuse minimization, education
These strategies aim to manage symptoms and prevent flare-ups.
True or False: Eczema can be triggered by allergens and irritants.
True
Avoiding known triggers is an important part of managing eczema.
Fill in the blank: Eczema is often characterized by _______.
pruritus
Itching is a hallmark symptom of eczema.
What is the most common organism associated with secondary infection?
Staph Aureus
Secondary infection may present with honey-colored crusts indicative of impetiginization.
What are the symptoms of HSV superinfection?
Painful vesicles, systemic symptoms
HSV superinfection is considered an emergency.
What does lichenification refer to?
Thickened skin from chronic scratching
What can cause sleep disturbance in patients?
Intense nocturnal itching
What is the psychosocial impact of visible lesions?
Anxiety, depression
