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Wyszukujesz frazę "Eustachian tube" wg kryterium: Temat


Wyświetlanie 1-3 z 3
Tytuł:
Immunodetection of surfactant proteins in human organ of Corti, Eustachian tube and kidney.
Autorzy:
Kankavi, Orhan
Powiązania:
https://bibliotekanauki.pl/articles/1043377.pdf
Data publikacji:
2003
Wydawca:
Polskie Towarzystwo Biochemiczne
Tematy:
kidney
organ of Corti
Western blotting
Eustachian tube
Opis:
The presence of surfactant proteins was investigated in the human organ of Corti, Eustachian tube and kidney tissues. It has previously been shown that lamellar bodies are present in hairy cells of organ of Corti, in the cytoplasm of secretory and lumen of tubal glands of Eustachian tube and kidney renal basement membrane. No evidence for the presence of surfactant proteins in the organ of Corti and kidney has been presented until now. The aim of this study was to find out if surfactant proteins were expressed in other epithelia such as organ of Corti, Eustachian tube and kidney. Surfactant proteins were identified using one-dimensional sodium dodecyl sulfate-polyacrylamide gel electrophoresis and Western blotting. On one-dimensional Western blots, bands for surfactant protein A in human Eustachian tube (SP-A, 34 kDa) and in kidney extracts, and for surfactant protein D (SP-D, 43 kDa) in Eustachian tube and in kidney extracts (SP-D, 86 kDa), and for surfactant protein B (SP-B, 8 kDa) in human Eustachian tubeand organ of Corti extracts were detected. Bands corresponded to monomeric forms of lung surfactant proteins. These results indicate the presence of SP-A and SP-D in kidney epithelium, SP-A, SP-B and SP-D in Eustachian tube and SP-B in the organ of Corti.
Źródło:
Acta Biochimica Polonica; 2003, 50, 4; 1057-1064
0001-527X
Pojawia się w:
Acta Biochimica Polonica
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Assessment and management of retraction pockets
Autorzy:
Alper, Cuneyt M
Olszewska, Ewa
Powiązania:
https://bibliotekanauki.pl/articles/1398338.pdf
Data publikacji:
2017
Wydawca:
Index Copernicus International
Tematy:
Retraction pocket
middle ear
tympanic membrane
Eustachian tube
Opis:
This manuscript intends to review types, pathogenesis, associated risk factors, and potential methods of prevention and treatment of the retraction pockets in adults and children. The importance of retraction pockets (RP) lies in loss of original histological and anatomical structure which is associated with development of ossicular chain erosion, cholesteatoma formation and potentially life threatening complications of cholesteatoma. The trans-mucosal exchange each gas in the middle ear (ME) is towards equalizing its partial pressures with the partial pressure in the environment. MEs that have abnormalities in the volume and ventilation pathways in the epitympanic may be more susceptible to retraction pockets. Sustained pressure differences and/or inflammation leads to destruction of collagen fibers in the lamina propria. Inflammatory mediators and cytokines lead to release of collagenases result in viscoelastic properties of the lamina propria. The process of changes in the tympanic membrane structure may evolve to the cholesteatoma formation. There are many different staging systems that clinicians prioritize in their decision making in the management of RP. The authors discuss the management possibilities in different clinical situations: RP without and with ongoing or intermittent evidence of Eustachian Tube Dysfunction (ETD), presence of adenoid hypertrophy or re-growth of adenoids, presence or absence of effusion, invisible depth of RP without effusion. invisible depth of RP with effusion, ongoing RP after VT insertion, and finally suspicion of cholesteatoma in a deep RP with ME effusion. A decision algorithm regarding the management of TM retraction and retraction pockets is provided.
Źródło:
Polish Journal of Otolaryngology; 2017, 71, 1; 1-21
0030-6657
2300-8423
Pojawia się w:
Polish Journal of Otolaryngology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Assesment effectiveness of treatment Eustachian tube dysfunction using pneumatic inhaler AMSA
Autorzy:
Zając - Ratajczak, Iwona
Szkiełkowska, Agata
Wilhelmsen, Karina
Powiązania:
https://bibliotekanauki.pl/articles/1398622.pdf
Data publikacji:
2016
Wydawca:
Index Copernicus International
Tematy:
Eustachian tube disorders
conductive hearing loss
inhaler AMSA
Opis:
Introduction: Upper respiratory tract infections are common childhood diseases. Children are more susceptible to middle ear infections because their Eustachian tube is short, straight and wide. As a consequence of these inflammatory changes while impaired patency of the Eustachian tube often arises conductive hearing. Objective: The aim of this study was to Assessment effectiveness of treatment Eustachian tube dysfunction using inhaler AMSA. Material and Methods: The study group comprised 30 patients. Same was in the control group. All patients reported conductive hearing loss. Test group was treated as an inhaler AMSA. The control group was treated pharmacologically. Patients were examined with the use of pure-tone audiometry, and impedance at baseline, after one week and four weeks. Results: Statistical analysis showed improvement in the studied parameters in patients treated with inhaler AMSA in a much shorter time than patients treated with pharmacotherapy.
Źródło:
Polish Journal of Otolaryngology; 2016, 70, 6; 6-11
0030-6657
2300-8423
Pojawia się w:
Polish Journal of Otolaryngology
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-3 z 3

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