Skip to Main Content

We have a new app!

Take the Access library with you wherever you go—easy access to books, videos, images, podcasts, personalized features, and more.

Download the Access App here: iOS and Android. Learn more here!

eosinophil differentiation factor



(ē″ŏ-sin″ŏ-fil′ē-ă) [eosin + -philia] 1. An unusually large number of eosinophils in the blood, usually in response to allergies, infections, or some forms of cancer. 2. The characteristic of staining readily with eosin.

urinary e. An abnormal amount of eosinophils in the urine, a finding that sometimes indicates an allergic interstitial nephritis.

eosinophilia-myalgia syndrome, tryptophan-induced

Eosinophilia and severe muscle pain and joint stiffness seen in patients with a history of taking oral preparations of the amino acid L-tryptophan.

SYMPTOMS: The disease is disabling and chronic. The onset is abrupt, within about a week. Signs and symptoms include pain, edema, induration of the extremities (esp. of the legs), and weakness. The skin is affected with alopecia, transient rash. To establish the diagnosis, it is necessary to exclude other diseases, e.g., infections or neoplasia, that could cause these findings.

TREATMENT: Treatment is supportive; tryptophan should be discontinued.


(ē″ō-sĭn-ō-fĭl′ĭk) Readily stainable with eosin.

eosinophilic granulomatosis with polyangiitis

ABBR: EGPA. The preferred synonym for Churg-Strauss syndrome. SEE: Churg-Strauss syndrome.

eosinophilic pustular folliculitis

ABBR: EPF. An itchy papular, plaquelike, or pustular rash of uncertain cause, often occurring on the face. It is found in patients of Asian descent, in those with HIV/AIDS, after exposure to some drugs, and after parasitic infestations. SYN: Ofuji's disease.


(ē″ō-sĭn-ŏf′ĭ-lŭs) [″ + philein, to love] 1. Easily stainable with eosin. 2. Having eosinophilia.


(ē-ō-tŏks′ĭn) [Gr. eos, dawn (rose-colored) + (chemo)taxin] A chemokine that specifically attracts eosinophils to particular tissues, e.g., to bronchial tissues in asthma or to the skin in contact dermatitis. Tumor necrosis factor alpha stimulates its release. SEE: chemotaxis; cytokine.


Expiratory positive airway pressure.


(ep-ak′sē-al) [epi- + axial] Situated above or behind an axis.


epilepsia partialis continua.


Enteropathogenic Escherichia coli.


(ep-en′dĭ-mă) [Gr. epen-dyma, an upper garment, wrap] The epithelial lining of the cerebral ventricles and the central canal of the spinal cord. The lining is composed of a single cell layer. Most of the cells have microvilli and motile cilia on their outer surface. SYN: endyma. SEE: illus. epen-dymal (ep-en′dĭ-măl), adj.





(ĕp″ĕn-dĭ-mī′tĭs) [″ + itis, inflammation] Inflammation of the ependyma.

Pop-up div Successfully Displayed

This div only appears when the trigger link is hovered over. Otherwise it is hidden from view.