Diseases
Last modified: 2025-01-22 15:01
Anorexia is a severe physical and mental illness characterized by a disorder of normal eating behavior
Last modified: 2025-01-22 15:01
Arnold Chiari anomaly is a congenital disorder characterized by a defect in the development of the rhomboid brain
Last modified: 2025-01-22 15:01
Anophthalmia - underdevelopment or complete absence of the eyeball, visual pathways, optic nerve and junction. The frequency of birth of children with a similar pathology of the visual system is from 3 to 6 cases per 100,000 newborns. The disease occurs with the same frequency in all countries of the world, in children of both sexes
Last modified: 2025-01-22 15:01
Ankylosis is a disease in which pathological changes occur in the joint, leading to its complete immobility
Last modified: 2025-06-01 04:06
Anisocytosis is the appearance in the general blood test of cells larger or smaller than normal in size. An increase or decrease in diameter in various pathological conditions is characteristic of erythrocytes
Last modified: 2025-06-01 04:06
Aneuploidy is a change in the set of chromosomes, in which their number in cells does not correspond to the norm. Aneuploidy is a collective term: it combines diseases caused by an increase in the number of chromosomes and diseases caused by a decrease in their number
Last modified: 2025-06-01 04:06
Anisakidosis (a disease of cod or herring worms) is a parasitic disease caused by the ingestion of larvae of nematodes of the family Anisakidae into the human body. The first case was reported in 1955 in Holland; it was associated with eating poorly salted herring. Currently, this helminthiasis is recorded in almost all countries of the world
Last modified: 2025-01-22 15:01
Aniridia (irideremia) is an ophthalmic disease, manifested by hypoplasia (underdevelopment) of the iris of the eyes. The disease is rare (approximately 1 in 70,000 people). It affects both men and women with the same frequency
Last modified: 2025-01-22 15:01
Anisometropia is a violation of visual function, in which the refractive error index (a defect in the refraction of light rays) is different for each eyeball. For a full-fledged vision correction in this case, it is necessary to use lenses not of the same, but of different optical power
Last modified: 2025-01-22 15:01
An abdominal aortic aneurysm is an expansion or bulging of the wall of the abdominal aorta. The disease is often asymptomatic
Last modified: 2025-01-22 15:01
Aneurysm of cerebral vessels (intracranial aneurysm, cerebral aneurysm) is a protrusion of the arterial wall due to a violation of its normal three-layer structure. Aneurysm of cerebral vessels is localized mainly in the places of arterial branching
Last modified: 2025-01-22 15:01
Fanconi's anemia is a rare disease, the development of which is caused by a genetic defect in a group of proteins responsible for the repair (correction of breaks and errors) of DNA molecules. This leads to increased fragility of chromosomes, as a result of which aplastic anemia develops in patients with age and neoplastic processes are triggered
Last modified: 2025-06-01 04:06
Aortic aneurysm - an expansion of a limited area of the aortic wall, resembling a spindle or a sac-shaped formation, or a diffuse increase in its lumen by more than 2 times compared with an unchanged area (or a normal diameter of the aorta for a given sex and age)
Last modified: 2025-01-22 15:01
Angiopathy is a pathological process in which there is damage to the blood vessels. There can be many reasons for angiopathy, the most common being diabetes
Last modified: 2025-01-22 15:01
Anemia is a low concentration of hemoglobin in human blood associated with a deficiency of iron in the body. Specialists identify three main degrees of anemia, which are divided into mild, moderate and severe
Last modified: 2025-06-01 04:06
Angina is a common infectious disease in which the lymphoid tissue of the pharynx, mainly the palatine tonsils, is exposed to acute inflammation
Last modified: 2025-01-22 15:01
Angiosarcoma (hemangioendothelioma) is a rare malignant tumor originating from the endothelium (cells of the inner surface) of blood or lymph vessels. Differs in resistance to therapy and rapid metastasis
Last modified: 2025-01-22 15:01
Aneurysm is a bulging of the wall of an artery due to its thinning or stretching. In modern medicine, there is only one way to treat aneurysm - this is surgery (operation)
Last modified: 2025-01-22 15:01
Angiopathy is damage to blood vessels caused by a disorder of nervous regulation. In the treatment of angiopathy, drugs are used as prescribed by a doctor
Last modified: 2025-06-01 04:06
Angioedema (Quincke's edema) is an acute condition characterized by the rapid development of local edema of the mucous membrane, subcutaneous tissue and the skin itself. More often occurs on the face (tongue, cheeks, eyelids, lips) and much less often affects the mucous membranes of the genitourinary organs, gastrointestinal tract, respiratory tract
Last modified: 2025-06-01 04:06
Angiokeratoma - dermatosis, represented by single or multiple benign vascular neoplasms such as angiomas, combined with pathological thickening of the stratum corneum
Last modified: 2025-06-01 04:06
Anhydrotic ectodermal dysplasia is a hereditary disease caused by a genetic defect and characterized by congenital anomalies in the development of teeth, sweat and sebaceous glands, hair follicles and glands of the mucous membranes
Last modified: 2025-01-22 15:01
Angiomyolipoma - a benign tumor that forms in the kidney and pancreas
Last modified: 2025-01-22 15:01
Angioma is a benign mass of lymphatic and blood vessels
Last modified: 2025-01-22 15:01
Anhidrosis is a pathological condition caused by a dysfunction of the sweat glands and manifested by a sharp decrease in sweating until it stops completely
Last modified: 2025-01-22 15:01
Angiodystonia affects arterial and venous vessels. It is not an independent disease, but is included in the complex of symptoms of the underlying disease. Angiodystonia is a violation of vascular tone caused by a violation of the structure of the walls of blood vessels, as well as the development of the muscle layer, which is excessively or insufficiently functioning and manifests itself as a local or general disturbance of blood flow
Last modified: 2025-01-22 15:01
Angina Simanovsky-Plaut-Vincent - an infectious disease that affects the adenoid and lymphatic apparatus of the pharyngeal tonsils
Last modified: 2025-06-01 04:06
Anaphylactic shock is an acute allergic process that develops in a sensitized body in response to repeated contact with an allergen and is accompanied by hemodynamic disturbances, leading to circulatory failure and, as a result, acute oxygen starvation of vital organs
Last modified: 2025-06-01 04:06
Anaplasmosis is an acute transmissible infectious disease with a polymorphic clinic, the causative agent of which, anaplasma (Anaplasma phagocytophillum), is transmitted by ixodid ticks
Last modified: 2025-01-22 15:01
Anankastic personality disorder is a mental disorder characterized by hypertrophied insecurity in one's actions and their consequences, pathological scrupulousness, excessive concentration on details, intransigence, pathological perfectionism, recurrent obsessive thoughts, ideas, actions, or a combination of these
Last modified: 2025-06-01 04:06
Amoebiasis is a disease caused by a histolytic amoeba that occurs with extraintestinal and intestinal symptoms
Last modified: 2025-01-22 15:01
Alveolitis is a lung disease in which the inflammatory process is localized in the terminal airways (bronchioles, alveoli)
Last modified: 2025-01-22 15:01
Anaphylaxis - the body's reaction to a specific allergen, accompanied by muscle spasms, edema, severe pain and suffocation
Last modified: 2025-01-22 15:01
Amyloidosis is a systemic disease in which amyloid (protein-polysaccharide substance (glycoprotein)) is deposited in organs and tissues, which leads to disruption of their functions
Last modified: 2025-01-22 15:01
An anal fissure is a violation of the integrity of the anal mucosa. Anal fissures are usually divided into acute and chronic
Last modified: 2025-01-22 15:01
Amok is a state of acute mental insanity, in which a patient, armed with a cold weapon or firearms, kills the first people he comes across without realizing it. This episode of violent insanity often ends in suicide
Last modified: 2025-01-22 15:01
Amnesia is a disease characterized by partial or complete memory loss for a short or long period
Last modified: 2025-01-22 15:01
Ametropia is a violation of the refraction of the eyeball, in which the refracted light rays are focused not on the retina (as it should be normal), but behind or in front of it. As a result, a person sees the world around him fuzzy and blurry. This is a common ophthalmic pathology
Last modified: 2025-01-22 15:01
Amenorrhea, translated from Latin, means the absence of monthly bleeding, that is, menstruation. Treatment of amenorrhea consists in eliminating the cause that caused its appearance
Last modified: 2025-06-01 04:06
Ameloblastoma is a benign tumor of the maxillofacial region, accompanied by the destruction of bone tissue. This is one of the most common tumors in dental surgery. In more than 80% of cases, ameloblastoma is localized in the lower jaw