نتایج جستجو برای: epithelial iris cyst

تعداد نتایج: 190433  

ژورنال: مجله دندانپزشکی 2006
شهرابی, شکوفه , لطفعلیان, محمد تقی ,

In this paper, an unusual case of pigmented dentigerous cyst in a 37-year-old Iranian man with multiple dentigerous cysts of maxilla and mandible is reported. In addition to the characteristic histopathologic features of dentigerous cyst, numerous melanin granules which were distributed throughout the epithelial lining of one of these cysts were also noted. The histochemical study using Fontana...

2017
Sang Woo Kim Eung Kweon Kim

BACKGROUND Intracorneal epithelial cysts are a rare clinical condition that can occur anywhere in the corneal tissue; however, they appear most commonly in the stroma. They are sometimes challenging to treat because of their location, depth, and visual outcomes. Herein, we report a pre-Descemet epithelial cyst that was successfully treated surgically, with guidance from Fourier-domain optical c...

Labafchi, Ali, Samieirad , Sahand, Jafari , Zahra , Khatibi, Bahar , Mohtasham, Nooshin , Shirzadeh, Alireza , Torkzadeh , Masoud ,

Orthokeratinized Odontogenic Cyst (OOC) is a rare odontogenic cyst, which is important because it has a low recurrence potential, but it has a percentage of the potential for malignant changes. OOC characteristics can be different from OKC (odontogenic keratocyst), which was once classified in its category. The microscopic view of OOC cyst is the reason for its easy identification from OKC, the...

Journal: :American journal of physiology. Cell physiology 2007
Claudia R Amura Kelley S Brodsky Rachel Groff Vincent H Gattone Norbert F Voelkel R Brian Doctor

Proliferation of cyst-lining epithelial cells is an integral part of autosomal dominant polycystic kidney disease (ADPKD) cyst growth. Cytokines and growth factors within cyst fluids are positioned to induce cyst growth. Vascular endothelial growth factor (VEGF) is a pleiotropic growth factor present in ADPKD liver cyst fluids (human 1,128 +/- 78, mouse 2,787 +/- 136 pg/ml) and, to a lesser ext...

Alireza Firouzjahi , Arezo Farhangi, Babak Jahed, Bahman Farhangi,

Background: Splenic cysts are rare in all age groups and there are a few reports in the world literature. Primary cysts occur most frequently in children and young adults, comprising around 25% of all nonparasitic splenic cysts. Various techniques are suggested for the treatment of splenic cysts. In this case report, a huge epithelial splenic cyst in a 17-year-old female is presented and differ...

Journal: :Cureus 2023

Orbital conjunctival epithelial cysts have traditionally been excised, with the risk of leaving behind remnants that may result in recurrences. We present an 18-year-old male who complained a poorly retained prosthesis three years after primary evisceration and polymethylmethacrylate (PMMA) ball implant. performed cyst aspiration injection foam sclerotherapy for cyst, which resolved completely ...

Journal: :Ocular oncology and pathology 2016
Jessica S Maslin Christopher C Teng Miguel Materin

PURPOSE The aim of this study was to describe the clinical and histopathological features of a 36-year-old male with hundreds of recurrent, unilateral, free-floating, pigmented cysts in the anterior chamber causing ocular hypertension. PROCEDURES The patient was referred to ocular oncology for blurry vision of the right eye and was found to have myriad pigmented, free-floating cysts in the an...

2004
Cesar V. Reyes Gladell P. Paner

52 INTRODUCTION Epithelial inclusion or epidermoid cyst (EIC) lined by well defined stratified squamous epithelium enlarges by cellular proliferation and by desquamation of keratinized debris into the cavity of the cyst (1). Histologically, it is differentiated from the dermoid cyst by the absence of dermal structures and from the benign cystic teratoma or true dermoid cyst, which is a neoplasm...

2013
Pratik Dedhia Shely Dedhia Amol Dhokar Ankit Desai

The nasopalatine cyst is the most common epithelial and nonodontogenic cyst of the maxilla. The cyst originates from epithelial remnants from the nasopalatine duct. The cells may be activated spontaneously during life or are eventually stimulated by the irritating action of various agents (infection, etc.). It is different from a radicular cyst. The definite diagnosis should be based on clinica...

Journal: :Journal of the American Society of Nephrology : JASN 1999
P D Wilson J S Hovater C C Casey J A Fortenberry E M Schwiebert

Autosomal dominant polycystic kidney disease (ADPKD) cyst enlargement is exacerbated by accumulation of fluid within the lumen of the cyst. Extracellular nucleotides and nucleosides stimulate fluid and chloride (Cl-) secretion across epithelia and are potent autocrine and paracrine agonists within tissues. This study tests the hypothesis that ATP may be released by ADPKD epithelial cells. Once ...

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