| 第203回（2011年3月11日） |
* 発表者診断 # 討論での主な対抗意見
| 1335 | 下行結腸ポリープ病変 | （物部泰昌先生先生） | ||
| * | Giant inflammatory polyposis | 1 | ||
| p53は少数でki-67は陰窩底部のみ。 追加切除材料で少数の類上皮肉芽腫(+)→基礎疾患はUCでなく，Crohn's sisease Arch Pathol Lab Med 2004: 128, 1286- Pathol Int 2002: 52, 318- filiform (inflammatory) polypと同義 |
||||
| Inflammatory polyp | 2 | |||
| with diverticulous lesion | 1 | |||
| Filiform inflammatory polyp | 1 | |||
| Filiform polyposis | 5 | |||
| Pseudopolyp(s) | 2 | |||
| in ulcerative colitis | 1 | |||
| Peutz-Jeghers syndrome | 2 | |||
| Juvenile polyposis | 3 | |||
| Colonic muco-submucosal elongated polyp | 3 | |||
| with diverticulitis | 1 | |||
| Diverticular disease associated polyps ＋ ulcerative colitis | 1 | |||
| Redundant mucosal fold associated with diverticulosis | 1 | |||
| Prolapsing mucosal polyp | 1 | |||
| Mucosal prolapse syndrome | 1 | |||
| Colitis cystica profunda | 1 | |||
| Invertied diverticulum ＋ Crohn's disease | 1 | |||
| Perforating diverticulitis ＋ intestinal neuronal dysplasia | 1 | |||
| Hyperplastic polyp ＋ perforation of diverticulum | 1 | |||
| Crohn's disease | 2 | |||
| UC with invasie adenocarcinoma change | 1 | |||
| IDK | 3 | |||
| 1336 | 小腸病変 | （黒田直人先生） | ||
| * | Peutz-Jeghers (type) polyp | 19 | ||
| 色素沈着はなく，問診の範囲では家族歴なし。αSMA・h-caldesmonで茎部に樹枝状の平滑筋成分(+) AJSP 1987;11, 743-. AJSP 2007; 31, 1209- |
||||
| pseudoinvasion | 1 | |||
| Peutz-Jeghers syndrome | 3 | |||
| Juvenile polyp | 1 | |||
| Hamartomatous polyp | 5 | |||
| Hamartomatous lesion | 1 | |||
| Hyperplastic polyp | 2 | |||
| Adenocarcinoma | 1 | |||
| IDK | 1 | |||
| 1337 | 腹腔内腫瘍 | （伏見聡一郎先生） | ||
| Undifferentiated carcinoma | 5 | |||
| pancreas | 1 | |||
| Anaplastic carcinoma | 6 | |||
| pancreas | 3 | |||
| * with angiosarcomatous pattern | 1 | |||
| ６年前のCTでは腫瘤はっきりしない。病変の一部に腺管構造あり 上皮様細胞はAE1/3・EMA・MUC１(＋)。さらに膵duct ca.マーカーであるMaspinが(+) 肉腫様細胞の一部にCD31(+) | ||||
| Giant cell carcinoma of osteoclastoid type | 1 | |||
| # | Carcinosarcoma | 2 | ||
| Choriocarcinoma | 1 | |||
| Angiosarcoma | 13 | |||
| epithelioid | 1 | |||
| Gastrointestinal stromal sarcoma with incomplete myoid diff. | 1 | |||
| MFH | 1 | |||
| Sarcoma | 1 | |||
| Liposarcoma | 1 | |||
| Malignant mesothelioma, deciduoid variant | 1 | |||
| 1338 | 子宮腫瘍 | （新宅雅幸先生） | ||
| 都合により次回へ持ち越し | ||||
| 1339 | 左腋窩部皮下腫瘤 | （中山宏文先生） | ||
| * | Apocrine hidrocystoma | 8 | ||
| 嚢胞壁面の上皮にd-PAS(+)顆粒少数あり。34βE１２(+)細胞あり | ||||
| Hidrocystoma | 3 | |||
| Eccrine hidrocystoma | 3 | |||
| Eccrine cystadenoma | 1 | |||
| Eccrine cyst | 12 | |||
| Apocrine (giant) cyst | 1 | |||
| Sweat gland cyst | 1 | |||
| Hemangioma | 1 | |||
| Port-wine nevus | 1 | |||
| AVM | 1 | |||
| Varix ＋ thrombus | 1 | |||
| Phlebolith | 1 | |||
| Venous lake | 2 | |||
| Hematoma | 1 | |||
| Lymphangioma | 1 | |||
| Cystic lesion | 1 | |||
| IDK | 3 | |||
| 1340 | 臍帯血移植後の頭蓋内病変 | （西村広健先生） | ||
| Toxoplasmosis | 21 | |||
| * with post-transplant lymphoproliferative disease | 1 | |||
| brachyzoiteとtachyzoiteが認められる。本患者の末血中CD4/CD8＝0.36 血管周囲の浸潤細胞中にEBER(+)cell多数あり |
||||
| Toxoplasma encephalitis | 3 | |||
| Progressive multifocal leukoencepharopathy | 2 | |||
| Post-transplant lymphoproliferative disease | 1 | |||
| Malignant lymphoma | 4 | |||
| diffuse large B-cell lymphoma | 2 | |||
| Leukemic cell infiltration ＋ infarction | 1 | |||
| Thrombotic microangiopathy | 1 | |||
| GVHD | 1 | |||
| IDK | 2 | |||