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Symptoms of disease - violation of the sensory
Smell disorders
The sense of smell is impaired in those cases, when the difficult access odorous substances to olfactory neuroepithelium (transportation losses), damaged receptor zone (loss of feeling) or affects the Central olfactory path (neurological loss). Transport smell disorders may occur during the swelling of mucous membrane of the nasal septum as a result of acute respiratory viral infections, bacterial rhinitis, sinusitis, allergic rhinitis, as well as organic lesions of the nasal cavity, such as the distortion of the nasal septum, polyps and tumors. The loss of smell lead well as violations of the secretion of mucous membrane, in which the olfactory cilia are immersed in secret. Currently, little is known about the features of a mucous environment olfactory neuroepithelium. Sensory smell disorders arise from the destruction of the olfactory neuroepithelium in viral infectious diseases, neoplasms, inhalation of toxic chemical substances, preparations, violating the change of cells, as well as with the radiation therapy to the head. Ne of olfaction cause cranial trauma with a fracture of the base of the anterior cranial fossa or the lattice of the record or without him, tumors of the anterior cranial fossa, neurosurgical manipulation, receiving neurotoxic drugs and some congenital diseases, such as the Kallmann's syndrome.
We can distinguish the following disorders of smell:
full (General) anosmia - lack of the sense of smell;
partial anosmia - the ability to distinguish between some (but not all) of the smells, the specific
anosmia - the inability to distinguish any particular odour (smell), and full (General)
hyposphresia - reduction of sensitivity to all smells;
partial hyposphresia - reduces sensitivity to some of the odor.
dysosmia (cacosmia) - fucked-up perception of smells, i.e., sense of smell, when it actually has a place of pleasant aroma, or the sense of smell, which is not in this environment;
full (General) hyposphresia - increased sensitivity to all smells;
partial hyposphresia - increased sensitivity to certain smells;
agnosia - the inability of words to describe their olfactory sense, even if there is the ability to perceive and distinguish smells.
Violations of taste
Violations of taste arise in those cases, when is extremely difficult to determine the taste of any substance at the level of receptor cells taste buds (transportation losses); in the event of damage receptor cells (sensory disturbances), and also damage the taste of afferent ner Islands and the Central departments of the taste of the analyzer (neurological disorders).
Transport taste disorders develop in the xerostomia (dry mouth) of different origin, including Sjogren's syndrome, poisoning salts of heavy metals and blockage of taste then bacteria. To restore the taste is important saliva, the receptors. Sensory taste disorders arise in case of inflammatory and degenerative lesions of the oral cavity, taking certain medications, especially impeding the regeneration of cells, such as cancer, with the radiation therapy in the oral cavity and pharynx, with viral infections, neoplasms, diseases of the endocrine system, and the individual are age-related. Neurological taste disorders are observed in tumors, trauma, as well as after surgical interventions, as a result of which damage the integrity of the taste of the fibers. Violation of the integrity of taste sensitive fibers leads to degeneration of the taste buds, however, in that case, if the somatosensory afferent fibers saved, this process is not celebrated.
Breach of taste sensations can be divided into:
total ageusia - the failure to distinguish sweet, salty, bitter and sour taste;
partial ageusia - violation of the ability to perceive some of the sense of taste;
specific ageusia - the failure to distinguish the taste of certain substances;
total hypogeusesthesia - reduction of gustatory sensitivity to all substances;
partial hypogeusesthesia - reduction of gustatory sensitivity to certain substances;
dysgeusia - Blowjob taste sensations, i.e., wrong feeling the taste of a certain substance, or the taste sensations in the absence of gustatory stimuli.
Hearing disorders
Hearing loss can cause destruction of the outer ear canal, middle ear, inner ear and pathways of the auditory analyzer. In the case of the destruction of the outer ear canal and middle ear arises conductive hearing loss, when lesions of the inner ear or cochlear nerve - sensorineural hearing loss.
Conductive hearing loss occurs as a result of blockage of the external acoustic meatus ear gray, foreign bodies, during the swelling lining of the passage, stenosis and tumors of the external acoustic meatus. To the development of conductive hypoacusis result of perforation of tympanic membrane, for example with an average otitis, violation of the integrity of ear bones, for example when necrosis long legs anvil as a result of injuries or infectious processes, the fixation of ear bones when otosclerosis, as well as accumulation of fluid in the middle ear, scars and tumors of the middle ear. Sensorineural hearing loss develops as a result of damage to hair cells of Corti's organ, caused by noise trauma, viral infection, application of ototoxic drugs, fractures of the temporal bone, meningitis, otosclerosis snails, Meniere disease and age-related changes. To the development of neurosensory hypoacusis result of a tumor cerebellopontine angle (for example, acoustic neurinoma), tumors, vascular, demyelinating and degenerative lesions of the Central auditory analyzer.
Which diseases there is violation of the sensory
- Paraosmiya
- Dysosmia
- Deafness
Which doctor should I contact if there is a violation of the sensory
- Somnologist
- Audiologist
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Do you feel disrupted sensory? You should be very careful approach to your health in general. People pay not enough attention to the symptoms of the disease and don't realize that these diseases can be critically dangerous. There are many diseases that in the beginning didn't manifest in our body, but in the end it turns out, unfortunately, it have already been treated too late. Every disease has its own specific features typical symptoms - called symptoms of the disease. Definition of symptoms is the first step in the diagnosis of diseases in general. You just need a few times a year to be screened by a doctor, not only to prevent a terrible disease, but also to maintain a healthy spirit in a body and the organism in general.
Disorders by category
Disorders by alphabet
Map of the symptoms and the types of disorders is intended solely for educational purposes. We strongly recommend do NOT self-medicate; on all matters relating to the definition of the disease and ways of its treatment, contact your doctor. Md-tips is not responsible for the consequences of use information posted on the site.