Papule

Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
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Papule
A fibrous papule of the nose
Synonyms
Pronounce	N/A
Specialty	N/A
Symptoms	Small, raised, solid pimple or swelling
Complications
Onset
Duration
Types	N/A
Causes	Various, including inflammation, infection, or hyperplasia
Risks
Diagnosis	Physical examination
Differential diagnosis	Nodule, pustule, vesicle
Prevention
Treatment	Depends on underlying cause
Medication
Prognosis	Generally benign
Frequency	Common
Deaths	N/A

Papules

Introduction

A papule is a type of dermatological lesion that appears as a small (less than 5-10 mm in diameter), elevated area of skin. Unlike pustules, papules are non-suppurative, meaning they do not contain pus. These skin elevations can result from a variety of conditions, ranging from acne and skin infections to allergic reactions and dermatitis.

Characteristics

Papules are defined by their size, shape, and content. They are:

• Less than 5-10 mm in diameter
• Elevated above the surface of the skin
• Solid, without liquid or pus inside
• Often red or pink in color, but can also be the same color as the skin

Causes

Several medical conditions can lead to the formation of papules, including:

• Acne
• Psoriasis
• Eczema
• Dermatitis herpetiformis
• Infections caused by bacteria, viruses, or fungi
• Insect bites

Example of skin papules.

Diagnosis

The diagnosis of papules involves a physical examination by a healthcare professional, often a dermatologist. Additional tests, such as skin biopsies or allergy testing, may be conducted to determine the underlying cause of the papules.

Treatment

Treatment for papules varies depending on the underlying cause. It may include:

• Topical medications, such as corticosteroids or antibiotics
• Oral medications, for more severe or systemic conditions
• Light therapy, particularly for conditions like psoriasis
• Avoidance of known allergens or irritants, in cases of allergic dermatitis

Prevention

While not all papules can be prevented, maintaining good skin hygiene and avoiding known triggers can help reduce their occurrence. This includes:

• Regular cleansing of the skin with gentle products
• Using non-comedogenic skincare and makeup products
• Avoiding excessive sun exposure
• Managing stress, which can exacerbate conditions like acne

See Also

• Dermatology
• Skin lesion
• Acne
• Psoriasis
• Eczema

References

• American Academy of Dermatology (AAD)
• National Center for Biotechnology Information (NCBI)

External Links

• American Academy of Dermatology - Papules