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Handbook of Diseases (letter O)


Baldness - see alopecia

FROZEN (syn .: syncope) - a sudden loss of consciousness of a non-epileptic nature due to a diffuse decrease in brain metabolism caused by a short-term decrease in cerebral blood flow. Fainting in one way or another ... more

Odontogenic cyst - see. Dental cyst

BODIES - a violation of the frequency, rhythm or depth of breathing, accompanied, as a rule, a feeling of lack of air. It may be associated with a violation in any part of the act of breathing, in which the core participates ... more

OBESITY is a pathological condition characterized by an increase in body weight due to excessive deposition of fat in the body. Depending on the excess mass of the body in relation to the so-called ideal mass allocate ... more

BURNS - tissue damage caused by high temperature, acids, alkalis or ionizing radiation. Depending on the etiological factor, there are thermal, chemical burns, electric burns ... more

TREATMENT - skin lesions caused by prolonged cooling. Occurs with constant, albeit weak cooling (work outside in cold, wet weather or in damp rooms, wearing tight, unheated shoes and ... more

Oligophrenia is a group of diseases of different etiology and pathogenesis, the main manifestation of which is congenital or acquired dementia in the first 3 years of life and the difficulty of social adaptation. The reason ... more

OMOZOLOLOST - limited thickening of the stratum corneum of the skin, which develops at the site of repeated mechanical stimuli (pressure, friction), contributing to local circulatory disorders and increased keratinization .... more

Omsk hemorrhagic fever - an infectious disease from the group of hemorrhagic fevers; characterized by moderately pronounced hemorrhagic syndrome, fever, damage to the cardiovascular and nervous system. Natural foci ... more

OPISTOTONUS - convulsive posture with sharp back arching, head tilting back with support only on the nape and heels, stretching the legs, flexing the arms, hands, feet and fingers due to tonic contraction of the muscles ... more

Shingles - See Herpes Shingles

TUMORS (syn .: neoplasms, blastomas) - pathological growths of tissues, consisting of qualitatively changed cells that become atypical with respect to differentiation, growth pattern and other ... more

ORINTHOSIS (syn .: psittacosis) is an infectious disease characterized by symptoms of intoxication, lung damage and a tendency to prolonged course with exacerbations. The causative agent of ornithosis refers to chlamydia. It is stable ... more

ORHIT - testicular inflammation. It is more common with epidemic parotitis, influenza, tuberculosis. Tuberculous orchitis usually develops as a result of the spread of the inflammatory process from the epididymis to the testicle .... more

ACUTE RESPIRATORY VIRAL INFECTIONS (ARVI) is a group of acute human infectious diseases that are transmitted by airborne droplets and are characterized by a primary lesion of the respiratory organs. SARS are the most common infectious ... more

ACUTE ABSTRACT - a clinical syndrome that develops with injuries and acute diseases of the abdominal cavity and retroperitoneal space and requires emergency surgical care. For acute abdomen typical ... more

EGG QUINCA (syn .: angioedema, giant urticaria) - acute, suddenly developed, limited swelling of the skin and subcutaneous tissue and (or) mucous membranes. More common in women; in children and individuals ... more

BROADCAST. When the damage of the substance (cells) of the brain of any etiology (trauma, intoxication, ischemia, etc.) during the first hours, the filtration of the liquid part of the plasma into the intercellular space of the brain increases .... more

OTITIS - ear inflammation. There are external, middle and internal otitis. External otitis. There are limited external otitis (a furuncle of the external auditory canal) and diffuse (diffuse) external otitis ... more

FROSTBACK - tissue damage caused by exposure to low temperatures. The factors contributing to frostbite include high air humidity, strong wind, tight shoes and clothing, alcohol intoxication, ... more

BURNING - sudden involuntary discharge of gas into the oral cavity from the stomach or esophagus, sometimes with small portions of the stomach contents. Normally, there is always a gas in the stomach that stimulates its motor and ... more

Departure of the eye mesh is a disease in which the connection between the retina and pigment epithelium is disturbed. It is observed more often in the pathology of the retina and vitreous body, with a high degree of myopia. Due to the physical ... more

COOLING OF THE ORGANISM - a condition of the body caused by exposure to cold, and characterized by general and local reactions. Under conditions of predominance of heat transfer over heat production, cooling leads to a decrease in body temperature, ... more