What is a Pustula?

A pustule is a small, inflamed, pus-filled blister on the skin's surface. They often appear as red bumps with a white or yellowish center and may be tender or sore to the touch. The face is a common location, particularly in cases of acne, but pustules can appear anywhere on the body.

• Appearance: Small, raised bumps with a white or yellowish center filled with pus. The surrounding skin is often red and inflamed.
• Size: Relatively small lesions.
• Location: Commonly found on the face, but can occur elsewhere on the body.
• Symptoms: May be tender or painful to the touch.

Causes of Pustules

Pustules can result from various factors, including:

• Infections: Bacterial or fungal infections can lead to pustule formation. Examples include folliculitis (infection of hair follicles), dermatophyte infections (ringworm), scabies, herpes simplex, and varicella (chickenpox). More serious infections, such as disseminated gonococcal infection, can also manifest as pustules.
• Inflammation: Non-infectious inflammation of the skin can also cause pustules.
• Medications: Certain medications can trigger skin reactions resulting in pustule formation.
• Conditions: Pustules can be a symptom of skin conditions like acne and pustular psoriasis.

Treatment Options

The treatment for pustules depends on the underlying cause. Some small pustules may heal on their own, while others may require medical intervention. Treatment options might include:

• Topical medications: Creams or ointments to treat infections or reduce inflammation.
• Oral medications: Antibiotics or anti-inflammatory drugs for more severe cases.
• Biologics: In cases like generalized pustular psoriasis, biologics such as spesolimab (Spevigo) may be prescribed. This is the first FDA-approved treatment specifically for this condition.
• Home remedies: In some instances, home remedies can help soothe symptoms and promote healing. However, it's crucial to consult a doctor for diagnosis and treatment.

Important Note

While some pustules might heal without treatment, it is essential to consult a healthcare professional for proper diagnosis and treatment, especially if the pustules are widespread, persistent, painful, or accompanied by other symptoms. They can help determine the cause and recommend the appropriate course of action.