Slides of benign mesenchymal t.
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Transcript of Slides of benign mesenchymal t.
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FibromaFibroma OriginOrigin:: arise from fibrous tissue.arise from fibrous tissue. Sites:Sites: Subcutaneous tissues, intermuscular Subcutaneous tissues, intermuscular
septa, submucosa,ovary.septa, submucosa,ovary. GrosslyGrossly:: capsulated, oval, soft to hard and capsulated, oval, soft to hard and
grayish white.grayish white. MicroscopicallyMicroscopically:: bundles of mature fibroblasts, bundles of mature fibroblasts,
collagenous tissue, and few capillaries. If excess collagenous tissue, and few capillaries. If excess collagencollagenhard fibroma,if excess fibroblastshard fibroma,if excess fibroblastssoft fibroma. soft fibroma.
Types:Types: -Pure fibroma.-Pure fibroma.
-Mixed fibroma, with glands-Mixed fibroma, with glandsfibroadenoma, with fibroadenoma, with musclesmuscles fibromyoma fibromyoma. +fat. +fat Fibroilpoma Fibroilpoma
Fibroma of ovaryFibroma of ovary
FibromaFibroma
Fibroma
Fibromyoma Fibromyoma (Leiomyoma)(Leiomyoma) Origin:Origin: from smooth muscles.from smooth muscles. SitesSites:: uterus is the most common, uterus is the most common,
GIT, bladder.GIT, bladder. Grossly:Grossly: single or multiple, rounded, single or multiple, rounded,
firm and pale brown. C.S whorled firm and pale brown. C.S whorled pattern, non capsulated.pattern, non capsulated.
MicroscopicallyMicroscopically:: interlacing interlacing bundles of smooth muscle fibers bundles of smooth muscle fibers separated by fibrovascular sytroma.separated by fibrovascular sytroma.
FibromyomaFibromyoma ((Leiomyoma)Leiomyoma)
1.Section in tumour tissue.1.Section in tumour tissue. 2.Tumour is noncapsulated.2.Tumour is noncapsulated. 3.Tumour consists of interlacing 3.Tumour consists of interlacing
bundles of fusiform cells with bundles of fusiform cells with fusiform nuclei with rounded ends.fusiform nuclei with rounded ends.
4.No hemorrhage.4.No hemorrhage. 5.No necrosis.5.No necrosis.
Leiomyoma of uterusLeiomyoma of uterus
Leiomyomata of uterusLeiomyomata of uterus
FibromyomaFibromyoma Leiomyoma
Leiomyoma
Fibromyoma Fibromyoma (Leiomyoma)(Leiomyoma)
LipomaLipomaOriginOrigin:: from fatty tisuesfrom fatty tisues.. SitesSites:: S.C. of the arm, back, submucosa and S.C. of the arm, back, submucosa and
retroperitoneumretroperitoneum..GrosslyGrossly:: Capsulated, round or oval, lobulated soft and Capsulated, round or oval, lobulated soft and
yellow.yellow.MicroscopicallyMicroscopically:: Lobules of mature fat cells with vacuolated Lobules of mature fat cells with vacuolated
cytoplasm and small nuclei , separated by cytoplasm and small nuclei , separated by vascularized connective tissue septa and vascularized connective tissue septa and covered by thin fibrous capsule.covered by thin fibrous capsule.
LipomaLipoma
LipomaLipoma
Lipoma
Lipoma
Lipoma
ChondromaChondroma
Origin:Origin: from cartilage.from cartilage. Sites:Sites: Short bones (Fingers) and flat Short bones (Fingers) and flat
bones.bones. GrosslyGrossly:: Capsulated, rounded or oval, Capsulated, rounded or oval,
lobulated hard, bluish, solitary or lobulated hard, bluish, solitary or multiple.multiple.
MicroscopicallyMicroscopically: : composed of lobules composed of lobules of cartilage (clear) cells with central nclei, of cartilage (clear) cells with central nclei, pale blue hyaline matrix and pale blue hyaline matrix and fibrovascular septa.fibrovascular septa.
Chondroma
Chondroma
HaemangiomaHaemangioma
* Origin: Malformed blood vessels.* Origin: Malformed blood vessels.
* Tumour is noncapsulated.* Tumour is noncapsulated.• Tumor consists of Tumor consists of VaVascular spacesscular spaces
lined with flattened endothelial cells. lined with flattened endothelial cells. Spaces are filled with blood Spaces are Spaces are filled with blood Spaces are separated by separated by connective tissue stromaconnective tissue stroma..
• Types:Types: 1-Capillay H1-Capillay H. (small B.Vessels). (small B.Vessels)• 2-Cavernous H2-Cavernous H. (large B.V.). (large B.V.)
Haemangioma of legHaemangioma of leg
Haemangioma of faceHaemangioma of face
HaemangiomaHaemangioma
HaemangiomaHaemangioma