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Handbook of Diseases (letter G)

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

HAYMORITIS - inflammation of the mucous membrane of the maxillary (maxillary) sinuses. Acute sinusitis often develops as a complication of acute rhinitis, influenza, measles, scarlet fever and other infectious diseases, as well as ... more

Hallucinations - perceptions that arise without a real object, deceptions of feelings; the patient sees or hears that in reality at the moment does not exist. Hallucinations are divided into analyzers (visual, ... more

GANGLIUS - cystic formation in the tissue surrounding the articular bag or vagina tendons. It is located more often on the back surface, less often on the palmar surface of the hand, in the wrist area, on the back surface ... more

GANGRENA is one of the forms of necrosis (necrosis) of tissues. The cause of gangrene is more often damage to large arterial vessels, blockage with a thrombus or embolus, damage to vessels in atherosclerosis, obliterating ... more

GASTRITIS - inflammation of the mucous membrane (sometimes deeper layers) of the stomach wall. Acute gastritis develops as a result of exposure to the following factors: bacterial infection - foodborne toxic infections; ... more

HELMINTHES - diseases of humans, animals and plants caused by parasitic worms, or helminths. Among helminthiases there are trematodoses, cestodose, nematodoses. There are cases of parasitism in humans ... more

Hemangioma is a benign tumor that develops from blood vessels, usually as a result of their malformation. Hemangiomas can be detected on the mucous membranes, such as the oral cavity, in parenchymal organs, ... more

Hemorrhoids - hemorrhage in the joint cavity. Occurs predominantly as a result of injury, rarely with some diseases, such as hemophilia, scurvy. With hemarthrosis, swelling, smoothness of the contours and ... more

HEMATOMA - limited accumulation of blood in the tissues due to bleeding. At the same time they form a cavity filled with blood. Hematomas occur when a vessel is ruptured as a result of a blow or bruise, or in violation of ... more

HEMATURIA - excretion of blood in the urine. If the presence of blood in the urine is determined by the naked eye, talk about gross hematuria; if erythrocytes are detected only by microscopic examination, they talk about ... more

GEMERALOPY ( synonym : night blindness, night blindness) - sharp deterioration in sight in the conditions of the lowered lighting, in twilight and at night. The mechanisms of development of hemeralopia are based on impaired formation and decay in ... more

HEMIANOPSIA - loss of half (or a quarter) of the visual field. It is usually observed with organic lesions of the visual pathway (with brain tumors, traumatic brain injury, etc.). There are the same name and ... more

HEMOBLASTOSES - tumoral diseases of the blood system. Hemoblastosis includes leukemia, multiple myeloma, polycythemia, etc. Their characteristic signs are systemic damage to the blood-forming organs, depression ... more

HEMOLYSIS - destruction of red blood cells, accompanied by the release of hemoglobin. At the same time, the blood or suspension of red blood cells turns into a transparent red liquid (lacquer blood). Causes of hemolysis may be abnormalities ... more

HEMOLYTIC DISEASE OF THE FETUS AND THE NEWBORN - an immune conflict between the mother and the fetus. The mother's body synthesizes antibodies in response to fetal erythrocyte antigens alien to it. The most common type of immunological incompatibility of organisms ... more

DEGREE OF HEMOLYTIC DISEASE The mild form is anemia without jaundice and edema. It is characterized by pale skin, a slight enlargement of the liver and spleen. Children often recover without treatment ... more

Hemopericardium - accumulation of blood in the pericardial cavity. Depending on the causes of the appearance of blood in the pericardium, traumatic and non-traumatic hemopericardis are distinguished. Traumatic hemopericardium occurs when ... more

HEMOPERITONEUM - accumulation of blood in the abdominal cavity. It develops more often as a result of damage to the abdominal organs and certain diseases (ovarian apoplexy, ectopic pregnancy) ... more

Hemorrhagic fever with renal syndrome (syn.: Hemorrhagic nephrosonephritis) - an infectious disease characterized by fever, kidney damage and in some cases the development of hemorrhagic syndrome. The causative agent is a virus. The source of the pathogen ... more

HEMORRHAGIC DIATHESIS is a group of diseases characterized by increased bleeding, which occurs spontaneously or can be caused by trauma, including surgery. There are hereditary and acquired ... more

HEMORRAGIC VASCULITIS ( synonym : Schönlein-Genoch disease, capillary toxicosis , anaphylactoid purpura) is a form of systemic vasculitis with a primary lesion of the small vessels of the skin, abdominal cavity and kidneys. Etiology and pathogenesis ... more

HEMORROUS is a disease, which is based on the pathological condition of the cavernous rectum, accompanied by stagnation of blood in them. The development of hemorrhoids contributes to the violation of the outflow of blood from the cavernous ... more

HEMOTORAX - accumulation of blood in the pleural cavity. It develops more often as a result of internal bleeding with a closed or open injury of the chest, after operations on the organs of the chest cavity, less often with malignant ... more

Hemophilia is a hereditary disease characterized by increased bleeding. In hemophilia, the internal mechanism of blood coagulation is impaired as a result of deficiency of VIII, IX, and XI coagulation factors. Allocate ... more

Hepatitis is the common name for acute and chronic diffuse inflammatory liver diseases of various etiologies. Hepatitis may be primary, in which case it is an independent disease, or secondary, ... more

VIRAL HEPATITIS - infectious diseases characterized by predominant liver damage, occurring with intoxication and in some cases with jaundice. There are viral hepatitis with a fecal-oral mechanism of transmission — ... more

HERPETIC INFECTION - a viral infectious disease of a person characterized by a variety of ways of transmission of the pathogen, damage to the skin, mucous membranes and the nervous system, often chronic recurrent course .... more

HERPES CABGED ( synonym : herpes zoster, herpes zoster) is an acute viral disease characterized by segmental inflammation of the posterior roots of the spinal cord and intervertebral ganglia; manifested by rashes and pains ... more

GESTOSES - see Toxicosis of Pregnant Women

HYALINOSE is a type of protein dystrophy in which homogeneous translucent dense masses (hyaline), resembling hyaline cartilage, are formed in the tissues. The composition of hyaline includes plasma proteins, lipids, ... more

HYGROMA - accumulation of serous mucous membrane or (less commonly) serofibrinous fluid in the cavity of the periarticular synovial sac or tendon sheath. Predisposing factor is chronic trauma ... more

HYDRADENITIS - purulent inflammation of the sweat glands, often axillary. The first sign of the disease is a small, tight, painful, gradually increasing nodule in the skin and subcutaneous tissue. At the beginning this ... more

HYDRONEPHROSIS is a persistent expansion of the renal pelvis and kidney cups with atrophy of the renal parenchyma caused by impaired outflow of urine. It develops with urolithiasis, urinary tract tumors, tumors and ... more

HYDROSALPINKS - see. Adnexitis

HYDROTORAX - fluid accumulation of non-inflammatory origin (transudate) in the pleural cavity. It occurs in patients with heart failure in the stage of decompensation, with kidney disease, liver cirrhosis, ... more

HYDROCELE (syn .: edema of testicular membranes) - a disease characterized by the accumulation of serous fluid between the membranes of the testicle ... more

HYDROCEPHALIA (syn .: cerebral dropsy) is characterized by the accumulation of cerebrospinal fluid in the cranial cavity. It occurs as a result of violation of its outflow or absorption, less often as a result of increased secretion. How ... more

HYMENOLEEPIDOSIS - helminthiasis from the group of cestodoses, caused by tape helminths Hymenolepis nana (chain dwarf) and N. diminuta (chain rat). It is distributed everywhere, mainly in the south. More often sick children .... more

GINGIVITIS - inflammation of the mucous membrane of the gums. It can occur when a bacterial and viral infection, non-compliance with the rules of personal hygiene, as a result of permanent injury to the gums with the sharp edge of the destroyed tooth, ... more

GYNECOMASTI - an increase in the mammary glands in men. True gynecomastia occurs as a result of the proliferation of glandular tissue of the mammary gland, false - due to excessive accumulation of adipose tissue in the dairy ... more

HYPERMETROPY - see. Farsightedness

DOMESTIC HYPERTENSION - increased intracranial pressure. It is manifested by headache, nausea, vomiting, persistent hiccups, drowsiness, depression of consciousness, double vision (due to unilateral or bilateral compression of the abductor ... more

HYPERTHERMIC SYNDROME - increase in body temperature up to 40 ° C and higher, accompanied by impaired function of the central nervous system, cardiovascular system and metabolism of varying severity. The syndrome develops against the background of ... more

HYPERTRICHOZ (syn .: hairiness) - excessive hair growth that is not characteristic of this area of ​​the skin, does not correspond to gender and age. Clinically distinguish congenital (general and limited) and acquired forms ... more

HYPERTROPHY - increase in volume and mass of the body. Distinguish between true and false hypertrophy. In case of false hypertrophy, an increase in the organ occurs as a result of enhanced development, for example, adipose tissue, which is combined ...

Hypertensive Disease - see Hypertension , Hypertensive crisis

Hypertensive crisis with a sharp increase in blood pressure (diastolic, as a rule, exceeds 120 mm Hg), is an exacerbation of symptoms inherent in arterial hypertension. For her, as for many other diseases, are characteristic ... more

FETA HYPOXIA - A pathological condition that occurs when there is an insufficient supply of tissues and organs of the fetus with oxygen. Acute hypoxia occurs in childbirth (with anomalies of labor, loss or compression of the umbilical cord, ... more

HYPOSPADIA (syn .: urethral cleft of the urethra) is a congenital malformation (urethra) of the urethra, in which its external opening opens in the area of ​​the coronary sulcus, trunk ... more

Hypothyroidism is a clinical syndrome caused by insufficient production of thyroid hormones thyroxine and triiodothyronine. It is characterized by neuropsychiatric disorders, metabolic disorders, swelling of the face, ... more

HIRSUTISM - excessive hair growth in women, expressed in the appearance of a mustache, beard, and also abundant hair growth on the limbs and torso. The occurrence of hirsutism is due to the influence of many neurohumoral ... more

Glaucoma is an eye disease, the main symptom of which is an increase in intraocular pressure. Allocate primary and secondary glaucoma. Primary glaucoma is associated with impaired regulation of intraocular ... more

GLOMERULONEPHRITIS - inflammation of the renal glomeruli, to a lesser extent of tubules, accompanied by secondary circulatory disorders in the kidneys with a delay in the body of water and salt, often the development of severe overload ... more

PROOF - see Abscess

DISTURBUS - a distorted perception of the position of his body in space with a sense of imaginary movement of his own body or the environment. It can occur with various neurological and somatic ... more

HEADACHE is one of the most common complaints, often reflecting a problem in the body as a whole. Headaches can be divided into primary and secondary. For primary headaches, a thorough examination ... more

GONITS - inflammation of the knee joint. Infectious agents enter the joint cavity when it is damaged, by hematogenous or lymphogenous means. Acute drives is manifested by an increase in the joint in volume, local ... more

HORNOREA is a venereal disease caused by gonococcus. It affects mainly the mucous membranes of the urinary organs. It is also possible damage to the conjunctiva, mucous membranes of the pharynx, rectum. Gonococcus — ... more

MOUNTAIN DISEASE - a pathological condition that develops due to the low partial pressure of atmospheric gases, mainly oxygen, in high altitude conditions. There are acute, subacute and chronic forms of the mountain ... more

FLU - an acute infectious disease that occurs with a primary lesion of the mucous membrane of the respiratory tract and intoxication phenomena - chills, fever, weakness, headache, ... more

BREAST - see Mastitis .

Abdominal hernia - protrusion of the viscera from the abdominal cavity together with the covering wall of peritoneum covering them through the "weak" areas of the abdominal wall under the skin (external hernia) or into various pockets and peritoneal bags ... more

CABGED ENTEPHALOPATHY CATTLE - a zoonotic slow infection characterized by lesion of the cells of the gray matter of the brain. It refers to prion diseases. Prion is a low molecular weight protein with infectious properties ... more