Diseases

Diseases

Contributors in Diseases

Diseases

A sarcoma of young, often female, adults of the lower extremities and acral regions, intimately bound to tendons as circumscribed but unencapsulated melanin-bearing tumors of neuroectodermal origin. ...

osteosarcoma

Health care; Diseases

A sarcoma originating in bone-forming cells, affecting the ends of long bones. It is the most common and most malignant of sarcomas of the bones, and occurs chiefly among 10- to 25-year-old youths.

myxosarcoma

Health care; Diseases

A sarcoma, usually a liposarcoma or malignant fibrous histiocytoma, with an abundant component of myxoid tissue resembling primitive mesenchyme containing connective tissue mucin.

acoustic neuroma

Health care; Diseases

A schwannoma that arises from the vestibular division of the vestibulocochlear nerve and tends to present in the fifth or sixth decade of life. Clinical manifestations include loss of hearing, ...

hay fever

Health care; Diseases

A seasonal variety of allergic rhinitis, marked by acute conjunctivitis with lacrimation and itching, regarded as an allergic condition triggered by specific allergens.

hemorrhagic disease of newborn

Health care; Diseases

A self-limited hemorrhagic disorder of the first days of life, caused by a deficiency of the vitamin K-dependent blood coagulation factors II, VII, IX, and X.

cat-scratch disease

Health care; Diseases

A self-limiting bacterial infection of the regional lymph nodes caused by afipia felis, a gram-negative bacterium recently identified by the Centers for Disease Control and Prevention and by ...