In the pediatric population, eosinophilic folliculitis typically affects patients aged 5-10 months, although neonatal cases have been reported. A newborn was described with it.
When does eosinophilic folliculitis appear?
Infantile EF Causes
Infantile EF was first described in 1984 as a type of EF that affects babies. 9 It is extremely rare and presents in the first few months of life. Some studies have described it as appearing as early as the first day of life to 3 years of age.
How do I know if I have eosinophilic folliculitis?
Eosinophilic pustular folliculitis presents with itchy red or skin-coloured dome-shaped papules and pustules. It may look like acne or other forms of folliculitis. The papules mostly appear on the face, scalp, neck and trunk and may persist for weeks or months.
How do you get eosinophilic folliculitis?
Eosinophilic folliculitis may be associated with HIV infection, various drugs, and some lymphomas; it may be considered a nonspecific dermatopathologic pattern in such settings.
What causes eosinophilic pustular folliculitis?
Classic eosinophilic pustular folliculitis mainly occurs in Japan. Immunosuppression-associated EPF is mainly associated with HIV infection, but has also been associated with certain cancers and medications.  The infantile form of EPF is seen in infants from birth or within the first year of life.
Is eosinophilic folliculitis always itchy?
Eosinophilic folliculitis is characterized by edematous papules and pustules on the face and upper part of the trunk (Fig. 399-5). These lesions are intensely itchy, and skin biopsy is helpful in ruling out other causes of folliculitis.
Where does Herpetic folliculitis appear?
Folliculitis is in the hairy part of the skin while herpes is in areas with thin skin in places transitioning between mucosa and skin.
What autoimmune disease causes folliculitis?
Psoriasis and folliculitis are both skin conditions.
How do psoriasis and folliculitis differ?
|Psoriasis is an autoimmune disease.||Folliculitis is an infection caused by bacteria.|
|Psoriasis is incurable and flares may be long-lasting.||Folliculitis is curable and usually heals within a few days.|
Is there a blood test for folliculitis?
It is rare for blood tests to be recommended for the diagnosis of folliculitis, and this may only be done if an individual’s condition presents a specific and necessary reason for testing (either to diagnose or rule out possible underlying conditions).
What autoimmune diseases cause low eosinophils?
Autoimmune diseases with potential eosinophil involvement.
|Disease||Level of evidence||Tissue infiltration|
|Eosinophilic myocarditis||Moderate||Yes (diagnostic criterion)|
|Neuromyelitis optica||Strong||Yes, particularly in early lesions|
|Primary biliary cirrhosis||Weak||Yes, particularly in early stages|
What virus causes folliculitis?
Herpes simplex virus, the virus that causes cold sores, can cause folliculitis. This is an uncommon form of folliculitis. The bumps will be in close proximity to a cold sore and can be spread by shaving.
Can folliculitis be genetic?
It usually affects adults rather than children. It is not usually hereditary, although there are rare reports of it affecting members of the same family.
What is eosinophilic dermatitis?
Eosinophilic dermatoses are a heterogeneous group of diseases, characterized by an eosinophil-rich infiltrate and/or degranulation of eosinophils. Blood eosinophilia may be an associated feature.
How long does folliculitis last?
Mild folliculitis usually heals on its own in about 2 weeks. You can take care of yourself at home with: A warm compress. This may ease itching and help healing.
Can folliculitis be itchy?
In most cases, the main symptom of folliculitis is red bumps that look like pimples on your skin. These could also look like they’re white-filled bumps or they could be filled with pus (pustules). Folliculitis can feel itchy and uncomfortable. Many people feel the need to scratch when they have folliculitis.
Does staph cause folliculitis?
Folliculitis is most often caused by an infection of hair follicles with Staphylococcus aureus (staph) bacteria. Folliculitis may also be caused by viruses, fungi and even an inflammation from ingrown hairs.