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Questions related from Yosep Chong
Recently I experienced a case of ductal carcinoma in situ from a breast of a 48-year-old woman (wide excision). The patient underwent sentinel lymph node biopsy along with the wide excision and...
05 February 2018 4,452 3 View
Some fungus-like materials were found in the deep dermal inflammation tissue from a 76-year-old lady's right hand. She presented with soft tissue swelling with redness on her right hand after...
08 February 2017 4,080 4 View
Is this parasite? Or vegetable materials? If this is a kind of parasite, which one would it be? all H&E stains, the last one is PAS stain The diameter of this foreign material is about 1...
19 January 2017 6,398 20 View
bile fluid cytology from 82 year old korean male patient what is your diagnosis for this parasite?
05 June 2015 9,663 21 View
I found a strange histologic finding of acantholytic dyskeratosis in the lining epithelium of epidermal inclusion cyst, which is more commonly found in acantholytic dermatitis such as Darier's...
14 April 2015 2,677 7 View
One of my collegues accidently put the silica columns out of the refrigerator about six months ago. I have known that the binding efficacy will be dropped in this situation but, is there any one...
29 January 2015 9,032 1 View
What would T stage be of the case of stomach cancer involving mainly lamina propria and very focally gastritis cystica profunda in the submucosa? I guess it would be submucosal invasion if the...
07 January 2015 8,120 5 View
What are these particles? This specimen is voided urine sample of 38-year-old woman, and stained by PAP using liquid based preparation method. I found many of these particles dispersed all over...
30 October 2014 9,238 2 View
I recently observed many macrophages containing yellow/green colored material in PAP stained pleural fluid cytology from a 46-year-old male patient who has a history of HCC with pleural effusion....
23 October 2014 3,066 5 View
The true origin of tumors found in periampullary, peri-pancreatic head area is often hard to determine, especially when the tumors are advanced. That must be because of the anatomic complexity and...
11 March 2014 9,000 3 View
How or where can I get some basic statistical informations about immunohistochemical stainings? global market size, number of newly introduced antibodies every year, etc. Welcome any comments or...
22 January 2014 8,373 1 View
Recently I have found aggregation of fundic glands in the pylorus of total gastrectomy specimen. Grossly it was a pouch-like structure consisting of normal gastric mucosa but with fundic glands...
14 November 2013 1,259 11 View
Recently I've experienced strange finding in hysterectomy specimen with multiple myomas and adenomyosis and endometriosis in the serosal surface. Several clusters of endometrial tissue was found...
26 June 2013 1,851 3 View
Benign thyroid inclusion follicles in cervical lymph nodes are not an uncommon finding that we can encounter occasionally in surgical specimens from total thyroidectomy and lymph node dissection....
22 June 2013 3,575 21 View
Many textbooks say psammoma bodies or calcification in dissected lymph nodes in papillary carcinoma of thyroid implies the possible tumor cell metastasis to the lymph nodes. However there is no...
13 June 2013 3,243 8 View
I know that there have been some studies on tissue specific methylation. I guess there must be similar papers on the methylational status in normal stomach tissue by the location (because the main...
07 February 2013 1,984 0 View
Duration: 2 months, no pain but a little itchy, no response to antibiotics. When I saw this, I was thinking it could be Molluscum Contagiosum (MC). But I am not sure because I have no clinical...
10 December 2012 1,977 5 View
In the setting of multiple cancers in a patient, generally, the small tumors are thought to be derived from the largest among the tumors. However, when they are all similar in size, it's really...
03 December 2012 8,948 4 View
I know that the prognosis of diffuse type by Lauren classification in stomach cancer is poorer than that of intestinal type. And I guess mixed type cancer might have the prognosis between two...
29 November 2012 7,325 1 View
I guess routine tissue preparation might degrade methylation status of genomic DNAs and there must be increasing possibility of contamination than fresh tissue. I know there are many studies using...
24 November 2012 7,470 3 View
Recently, one of my colleagues found synaptophysin expression of Reed-Sternberg cells in Hodgkin lymphoma from the mediastinum of a young male patient. Initially, she did synaptophysin to exclude...
01 January 1970 4,494 0 View
