TY - JOUR. T1 - Pericoccygeal hidrocystoma. AU - Chin, Shy Chyi. AU - Chen, Cheng Yu. AU - Zimmerman, Robert A.. PY - 1998/3. Y1 - 1998/3. N2 - We report the imaging findings of pericoccygeal hidrocystoma in a 52- year-old woman. Sonography showed a large cystic lesion with internal echoes in the pericoccygeal region; it appeared as a well-defined, low-density mass on CT, and as a high-signal-intensity mass on T1- and T2-weighted MR images. Histopathologic examination revealed an apocrine hidrocystoma.. AB - We report the imaging findings of pericoccygeal hidrocystoma in a 52- year-old woman. Sonography showed a large cystic lesion with internal echoes in the pericoccygeal region; it appeared as a well-defined, low-density mass on CT, and as a high-signal-intensity mass on T1- and T2-weighted MR images. Histopathologic examination revealed an apocrine hidrocystoma.. UR - http://www.scopus.com/inward/record.url?scp=0032231447&partnerID=8YFLogxK. UR - ...

The exact cause of the hidrocystoma is unknown but it is hypothesized that the eccrine hidrocystoma is due to the obstruction of the eccrine sweat gland which causes the retention of secretions and the appearance of a dilated cystic structure. The apocrine hidrocystoma is believed to be an adenoma of the coil structure of the apocrine sweat gland. It is important to understand the two different types of sweat glands to distinguish between apocrine and eccrine hidrocystomas. Apocrine sweat glands are found only on certain areas of the body such as the eyelids, armpits, areolae, external ear, and the genital region. The ductal openings of the apocrine sweat gland are also more closely associated to the eyelashes compared to the eccrine sweat glands. Eccrine sweat glands are found distributed throughout the whole body.. On physical examination, apocrine hidrocystomas are usually solitary, dome-shaped papules or nodules that range from flesh-colored to gray or blue. They range from a few millimeters ...

Hidrocystoma, or sudoriferous cyst, is an eyelid tumor originating from apocrine or eccrine sweat glands. Its presence in the orbit is relatively rare. A full-term female child with severe right eye extrusion was referred to our department two hours after birth. We performed cyst aspiration under ultrasonic guidance; 15 cc straw-colored fluid was obtained and proptosis resolved significantly. Orbital magnetic resonance imaging (MRI) showed a large unilocular retrobulbar mass with hypo-intensity in T1 and hyper-intensity in T2. The case underwent further daily ocular assessment until day 5; when proptosis began to worsen again. On day 6, under general anesthesia, we performed aspiration and then the cyst was completely removed with an intact wall through a trans-conjunctival incision. The diameter of the aspirated cyst was about 4 cm. In pathologic consultation, a cystic cavity lined by a layer of sweat duct like epithelium with apical snouts consistent with the diagnosis of apocrine hidrocystoma was

Hidrocystoma is a benign neoplasm derived from glandular epithelium, in which cystic accumulations of retained secretions are formed. In some instances, considerable portions of the neoplasm, or even the entire mass, may be cystic.. ...

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A benign sweat gland cystic lesion that arises from the dermis. It is lined by a thin epithelial layer of cells with a slightly eosinophilic cytoplasm.

Mârțu1,3, Dragoș Negru1,4, Luminița Rădulescu1,3 1. Cancerul de col uterin este al patrulea cel mai întâlnit tip de cancer la femei, şi al şaptelea în general, cu o estimare de Infecţia HPV cu tipuri cu risc scăzut cauzează veruci anogenitale la femei şi bărbaţi condiloame acuminate sau veruci veneriene. The first clinical impression is that of a cyst, basal cell carcinoma, keratoacantoma, nevus, apocrine hidrocystoma, another location primary tumour metastasis and in certain circumstances the clinical differentiation includes vascular lesions as those found in the Kaposi sarcoma 5.

Eyelid cyst surgery - Removal of a typically harmless swelling on the upper or lower eyelid.. Choose Spire Little Aston Hospital.

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Hidrocystoma (also known as cystadenoma, a Molls gland cyst, and a sudoriferous cyst) is an adenoma of the sweat glands. Hidrocystomas are cysts of sweat ducts, usually on the eyelids. They are not tumours (a similar-sounding lesion called hidroadenoma is a benign tumour). There are three types of sweat glands: True sweat glands or eccrine glands; sebaceous glands, which have an oily secretion around hair follicles; and apocrine glands which have more oily product than eccrine glands and are found on the face, armpit, and groin. Hidrocystomas usually arise from apocrine glands. They are also called Cysts of Moll or sudoriferous cysts. There may be a type of hidroadenoma that arises from eccrine glands, but these are uncommon. Other related conditions on the eyelids include chalazion ( a granulomatous reaction to sebaceous glands on the eyelid), lacrimal duct cysts (cysts related to tear ducts) and nasolacrimal duct cysts (the nasolacrimal duct drains tears into the nose via a punctum on the ...

Background: Eccrine hydrocystomas are essentially eccrine sweat gland retention cyst located in the dermis that clinically presents as small translucent cystic swelling. Objective: This study was designed to evaluate the efficacy and safety of 20% aluminum chloride hexahydrate in absolute alcohol in the treatment of eccrine hydrocystoma. Patients and Methods: In a randomized, double-blind, placebo controlled clinical trial, 33 patients with multiple eccrine hydrocystoma referred to Tehran Razi hospital during the summer of 2000, were divided in two groups: One group received 20% aluminum chloride hexahydrate in absolute alcohol and the other one received only absolute alcohol. The patients applied the drugs to dried skin at bedtime, and washed the area in the morning. Results: Excellent or good therapeutic effects (More than 50% of improvement) were achieved in 87.5% of patients who applied 20% aluminum chloride hexahydrate but only in 17.6% of patients in control group (P|0.0001). The mean age in the

There are many kinds of growths and bumps that can form on the eyelid as one matures. Little things can pop up causing you to feel less confident about your appearance. Here are some explanations of the different types of eyelid growths and bumps and what can be done about them.. There can be skin tags, cysts, moles, or styes. A skin tag is extra skin that grows in one specific area. It can grow in a 3 dimensional way or sometimes they are more wide than tall. These are likely benign. These can be treated with local anesthetic in the office. The bump is shaved off and it heals in on its own. There are several types of cystic lesions. Sometimes these cysts are clear and fluid-filled. These are called hidrocystomas. Sometimes they are filled with white matter. These are called inclusion cysts, also called milia. Sometimes they are filled with sebaceous or oily matter and these are called sebaceous cysts. Most likely these growths are benign or harmless. They can be treated in the office with local ...

A 51-year old man presents for removal of an epidermal cyst on his left lower eyelid. Two lesions are seen on his right arm; no history can be provided. Whats the diagnosis?

My daughter had this case since she was 5 months old. And as a parent, it was too disappointing and frustrating to see her experiencing this one after the other it just go around her (both eyes). At the age of 3 we have already consulted 4 doctors, and all of them are saying the same. Eventually, one in her right eye didnt go, it keeps on growing and the doctor finally concluded to have it operated. After just 2 months there goes the cyst again. Then we decided to bring her back to my home town in Philippines and have her checked in American eye center. To our surprise, the doctor said no medication is needed to cure Chalazion…she recommended the use of Flax seed oil, to be mixed in her food or drinks (milk, juice or water). The idea is that…chalazions are caused by a blocked oil glands, and flax seed oil will help in regulating, circulating and softening those glands. I got one from a healthy option shops and tried using it. We have consumed 1 bottle of flax seed oil since February till ...

Case Report A 41-year-old Thai female with past medical history of gastroesophagealreflux disease and duodenal ulcer who immigrated to the United States six years ago presented with a complaint of intermittent right upper quadrant (RUQ) pain for the last several years. Over the last year, she reported that the pain had significantly increased in intensity. She described the pain as crampy, beginning in the RUQ and radiating around to her back. There was no associated nausea, vomiting or weight loss. The patient had initially presented to an outside hospital a few months prior, was diagnosed with costochondritis, and was subsequently discharged. Her family promptly drove her to theemergency room of the outside hospital with severe abdominalpain and fevers. A computed tomography (CT) scan done in the emergency room showed a 4.6 cm x 2.8 cm x 4.9 cm multi-loculated mass adjacent to the head of the pancreas along with several enlarged lymph nodes in close proximity to the mass. The patient was referred to

To clarify the features of apocrine mixed tumors (AMT) of the skin among benign neoplasms with apocrine differentiation in their relationship to follicular stem cells, we investigated the immunohistochemical expression of CK15 (LHK15 and C8/144B), which is a relatively specific marker of hair follicle stem cells in the bulge, in 35 cases of eight different benign neoplasms with presumed apocrine differentiation ...

Eyelid tumours are fortunately uncommon, and most are not cancers that can spread elsewhere in the body. However, if they are not treated, they will grow and ultimately cause damage to the eyelid and surrounding tissues. Surgery is the treatment of choice for all eyelid tumours and they should be removed promptly to ensure the best outcome. Surgical excision is almost always curative and the lesion can usually be removed without significant cosmetic impact, especially if done at an early stage. Although the diagnosis may be obvious at your consultation, in some cases a preliminary biopsy will be necessary to confirm the precise type of tumour prior to definitive treatment. This biopsy is performed under local anaesthetic and a small piece of the tumour is removed to be examined under a microscope.. ...

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Background: Collision Tumours of the thyroid are a rare pathology that present a diagnostic and treatment challenge. Here we present an interesting case and a review of the current literature as to inform management. Methods and Results: An 88 year o

A white bump on the upper eyelid could indicate an infection such as an eyelid cyst, explains Eye Health Web. Blocked oil glands, a condition known as chalazion, also causes a small bump to develop...

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Intracranial meningioma and glioma collision tumors are relatively uncommon and are even more rarely located within the ventricles. Here, we report a case of a patient with an intraventricular meningioma and astrocytoma collision tumor. A 39-year-old man previously underwent excision of an astrocytoma in the triangle area of the lateral ventricle and exhibited good post-surgery recovery. The astrocytoma recurred in situ six years after the surgery, and the case was complicated by a malignant meningioma. The patient recovered well after surgery to treat the recurrence and was administered radiotherapy after discharge. In addition to reporting on this case, we conducted a literature review of collision tumors; based on this review, we propose several hypotheses regarding the formation of collision tumors. We conclude that a possible cause of the collision tumor formation between the intracranial meningioma and the astrocytoma was the recurrence of an astrocytoma-induced malignancy of the arachnoid cells

Histologically, cystoadenomas are characterised by the presence of cysts lined with mucinous cuboidal or columnar epithelium.6 An ovarian-type stroma is seen in 85% of cases and exclusively in females.4 A marsupial pseudocapsule separates the cystadenoma from the biliary epithelium.4 Elevated levels of CA 19-9 and/or CEA have been reported within the cysts themselves.1 2 4 11 12. Although the biliary cystadenoma is a benign entity, malignant transformation can occur, leading to cystadenocarcinoma.4 Sarcomatous transformation has also been described in one case.6 It has been suggested that cystadenocarcinomas arising from biliary cystadenomas with ovarian-type stroma have a relatively indolent course, whereas cystadenomas without ovarian-type stroma have a poorer prognosis.4. Most commonly, on radiologic imaging, these neoplasms appear as multi-loculated, multi-septated intrabiliary neoplasms. They are usually large at the time of presentation, with a mean tumour size of 15 centimetres.4 On CT, ...

TY - JOUR. T1 - Functional Adrenal Collision Tumor in a Patient with Cushings Syndrome. AU - Zhou, Cathy. AU - Fananapazir, Ghaneh. AU - Campbell, Michael J.. N1 - Publisher Copyright: © 2020 Cathy Zhou et al.. PY - 2020. Y1 - 2020. N2 - Adrenal collision tumors are rare and produce unique diagnostic challenges for clinicians. We report the case of a 45-year-old woman with obesity and diabetes mellitus and an incidentally-discovered adrenal mass containing macroscopic fat, thought to be a myelolipoma. A functional workup confirmed adrenocorticotropic hormone-(ACTH-) independent Cushings syndrome. The patient underwent a successful laparoscopic adrenalectomy with pathology showing an adrenal collision tumor consisting of an adrenocortical adenoma and a myelolipoma. Postoperatively, the clinical symptoms, body mass index, and hemoglobin A1C all improved. Clinicians should consider a functional workup in patients with radiographically diagnosed myelolipomas as some may prove to be hormonally ...

Ganglion cell tumors in intersellar region are rare. They occur in combination with a pituitary adenoma. The etiopathogenesis of these collision tumors in the sellar region is not clearly defined. Whether these arise from cells of different histogenesis or they are derived from the same cell is still a matter of debate. We report a case of intersellar gangliocytoma with a pituitary adenoma presenting with acromegaly.. ...

Benign and cancerous tumors of the eyelid are common. In sunny climates, the lower eyelids are a common location for skin cancers. New lesions of the eyelids and eyelid margins should be carefully assessed and frequently need to be biopsied. In general, early detection yields excellent results with removal and reconstruction. In advanced cases, more complex reconstruction may require grafting or rotation flaps to fully repair the area removed with the tumor.. ...

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Cystadenocarcinoma is a malignant form of a cystadenoma and is a malignant neoplasm derived from glandular epithelium, in which cystic accumulations of retained secretions are formed. The neoplastic cells manifest varying degrees of anaplasia and invasiveness, and local extension and metastases occur. Cystadenocarcinomas develop frequently in the ovaries, where pseudomucinous and serous types are recognized. Similar tumor histology has also been reported in the pancreas, although it is a considerably rarer entity. It is the most common malignant ovarian tumor.[citation needed] Contains complex multi-loculated cyst but with exuberant solid areas in places. It usually presents with omental metastases which cause ascites. Papillary serous cystadenocarcinoma Female Genital Pathology. Retrieved 2009-03-23. King JC, Ng TT, White SC, Cortina G, Reber HA, Hines OJ (October 2009). Pancreatic serous cystadenocarcinoma: a case report and review of the literature. J Gastrointest Surg. 13 (10): 1864-8. ...

The rate of progression of nephropathy was studied in 6 young male diabetics with intermittent proteinuria (Albustix) and in 10 young male diabetics with constant proteinuria by measuring glomerular filtration rate (GFR), renal plasma flow (RPF), and urinary albumin excretion by exact techniques. Al …