List Diseases – K
Keratoconus develops due to dystrophic stretching of the cornea, leading to thinning of its central and paracentral sections.
Keratoconus, or conical cornea, is a genetically determined pathology of the cornea, the external manifestation of which is a change in its shape. The cornea becomes thinner in the center, stretching out in the form of a cone.
Keratoacanthoma (syn.: molluscum pseudocarcinomatosum, molluscum sebaceum, tumor-like keratosis) is a rapidly growing benign tumor, in the development of which significance is given to a viral infection, immune disorders, long-term exposure to various unfavorable, mainly exogenous, factors
Keratitis and its consequences account for 20-25% of outpatients. Causes of keratitis are bacterial fungal flora, viral infections, physical, chemical factors, allergic reactions, metabolic disorders.
Parenchymatous keratitis in congenital syphilis is considered a late manifestation of the general disease. Keratitis usually develops between the ages of 6 and 20, but cases of typical parenchymatous keratitis are known to occur in early childhood and adulthood.
Keratitis in hypo- and avitaminosis is caused by a violation of general metabolic processes in the body. They occur as a result of insufficient intake of vitamins or poor absorption of certain groups of vitamins.
The diagnosis is usually made by microscopic examination and culture of smears or scrapings from the cornea. If the patient is receiving treatment, it is advisable to temporarily discontinue it 24 hours before the examination.
It occurs in two forms, affects the bones of the foot and is age-related. Most often it occurs in children and adolescents.
Kearns-Sayre syndrome - this disease was first described in 1958. Most cases are caused by large mtDNA deletions of 2-10 thousand bp. The most common deletion is 4977 bp. Duplications or point mutations are extremely rare.
Kawasaki disease is a mucocutaneous lymphatic syndrome that develops primarily in children, affects large, medium and small (mainly coronary) arteries and is characterized by high fever, conjunctivitis, enlarged cervical lymph nodes, and a polymorphic rash on the body and limbs.
Kaposi's sarcoma (synonyms: idiopathic multiple hemorrhagic sarcoma, Kaposi's angiomatosis, Kaposi's hemangiosarcoma) is a multifocal malignant tumor of vascular origin affecting the skin and mucous organs.
Pseudosarcoma of Kaposi is a chronic vascular disease of the skin of the lower extremities, clinically very similar to Kaposi's sarcoma, developing as a result of venous insufficiency (Mali type) or insufficiency of arteriovenous anastomoses (Blufarb-Stewart type).
Many dermatologists consider Kaposi's herpetic eczema (synonyms: Kaposi's syndrome, varicelliform rash, acute varicelliform pustulosis, acute vacciniform pustulosis) to be the result of the herpes virus joining a chronic dermatosis, most often diffuse neurodermatitis.
This disorder is considered one of the types of paranoid-hallucinatory diseases. Its essence consists in the development of a special condition, in which some external or otherworldly influence is exerted on the patient.
This article discusses one of the forms of hypogonadotropic ovarian hypofunction - Kallmann syndrome. Hypogonadotropic amenorrhea of hypothalamic genesis develops against the background of congenital or acquired insufficiency of GnRH synthesis by the hypothalamus, pituitary insufficiency has a mixed hypothalamic-pituitary genesis, and is the leading symptom of hypogonadotropic hypogonadism.
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