BOLSA DE RATHKE PDF

English Spanish online dictionary Term Bank, translate words and terms with different pronunciation options. rathke’s pouch cyst quiste de la bolsa de rathke. English Translation, Synonyms, Definitions and Usage Examples of Spanish Word ‘bolsa de Rathke’. 1-Bolsa de Rathke, 2-membrana bucofaríngea, 3-bolsa de Seessel, 4- localização da bolsa de Tornwaldt, 5-notocórdio. from publication: Nasopharyngeal.

Author: Mujar Kagaramar
Country: Malta
Language: English (Spanish)
Genre: Politics
Published (Last): 19 January 2018
Pages: 89
PDF File Size: 5.27 Mb
ePub File Size: 14.79 Mb
ISBN: 916-2-22239-204-1
Downloads: 1194
Price: Free* [*Free Regsitration Required]
Uploader: Mikabei

The primary presenting complaints of symptomatic Rathke’s cleft cyst were impairment of visual acuity and visual field defects, hypopituitarism, enlarged sella, and headache. The vast majority of Rathke’s cleft cysts are asymptomatic and are incidentally found when the pituitary is imaged for other reasons.

bolsa de rathke

eathke This div only appears when the trigger link is hovered over. Visual disturbance includes deteriorated vision, visual field defect, and diplopia. These cells alternated with the ciliated cells.

Keratohyaline granules were not seen. An intraluminal nodule which macroscopically appears white and is often adherent to the cyst wall although it may be free-floating is composed of solid tissue that represents desquamated cellular debris 3, Support Radiopaedia and see fewer ads. Search Advanced search allows to bllsa precisely focus your query.

Note ciliated cells and goblet cells lining a cyst. Electron micrographs of day-old culture. Similar material has also been demonstrated in respiratory epithelium.

Bolsa de Rathke

Some of these were included in his series of 22 cleft cysts. Ciliary movement was noted not only on explanted cells, but also on some migrating cells.

  KHECHARI MUDRA PDF

All rrathke culture cells were identified as prickle cells with microvilli and desmosomes. Depending on the signal of the surrounding fluid, it may be inapparent on one sequence or the other.

Goldzieher apparently described the first case in A year-old woman was admitted to Nagoya University Hospital complaining of rayhke field defects and amenorrhea. About 3 ml of white mucous material was aspirated from it. Although the underlying substrate is congenital, they appear to enlarge during life, as they are rare in childhood 2. I t is bolsw believed that epithelial cysts found within the sella turcica are derived from remnants of Rathke’s pouch.

Case 5 Case 5. The lumen of the pouch narrows to form a cleft Rathke’s cleft that normally regresses. Arachnoid cyst Arachnoid cyst. Electron microscopy showed prickle cells with microvilli and desmosomes, similar to those described rthke Fig.

The suprasellar region bolxa exposed. This intermediate form was non-ciliated squamous epithelium with a small amount of secretion in the cytoplasm. Some intermediate forms between goblet cells and non-ciliated squamous epithelium were also observed.

These symptoms usually lasted a week and recurred at monthly intervals. The microvilli and other outer surfaces were coated by an electron-dense material Fig. Loading Stack – 0 images remaining. The posterior wall of the pouch does not proliferate and remains as the intermediate lobe of the pituitary pars intermedia.

  CONVOCATORIA BECANET SUPERIOR 2012 PDF

Note prickle cells with microvilli and desmosomes in the surface, numerous tonofibrils, and electron-dense granules keratohyaline-like granules in the cytoplasm.

Synonyms or Alternate Spellings: In general, however, craniopharyngioma is a suprasellar cystic tumor containing machine-oil-like fluid whereas Rathke’s cleft cyst is an intrasellar cyst containing white mucous fluid.

The skin was dry and pale. After partial removal of the wall of the cyst and nodule, a silicone tube was inserted into the remaining cavity. Electron micrograph of the cyst nodule shows prickle cells with microvilli, desmosomes, numerous tonofibrils, and well developed endoplasmic reticulum. Electron microscopy of the present case showed the luminal surface of the non-ciliated cells to be coated by an electron-dense material.

Case 4 Case 4. This was apparently the result of accumulation of mucous material and desquamated cells.

Symptomatic Rathke’s cleft cyst in: Journal of Neurosurgery Volume 47 Issue 3 Year

Log in Sign up. Electron microscopy of the cultured cells was carried out after fixation of day tissue culture explants with 2. Cystic macroadenoma Cystic macroadenoma. T2 hypointense cyst Case 8: Apocrine bolsq of some cells goblet cellsalso lining the lumen of the cyst, was also seen Fig. These squamous cells showed intercellular bridges between microvilli of adjacent cells. Sign in via OpenAthens.