Difference between revisions of "Phosphaturic mesenchymal tumour, mixed connective tissue type"
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*Extremely rare. | *Extremely rare. | ||
*Hypophosphatemia.<ref name=pmid23722193>{{Cite journal | last1 = Papierska | first1 = L. | last2 = Ćwikła | first2 = JB. | last3 = Misiorowski | first3 = W. | last4 = Rabijewski | first4 = M. | last5 = Sikora | first5 = K. | last6 = Wanyura | first6 = H. | title = Unusual case of phosphaturic mesenchymal tumor. | journal = Pol Arch Med Wewn | volume = 123 | issue = 5 | pages = 255-6 | month = | year = 2013 | doi = | PMID = 23722193 | URL = http://pamw.pl/sites/default/files/85_Papierska.pdf}}</ref> | *Hypophosphatemia.<ref name=pmid23722193>{{Cite journal | last1 = Papierska | first1 = L. | last2 = Ćwikła | first2 = JB. | last3 = Misiorowski | first3 = W. | last4 = Rabijewski | first4 = M. | last5 = Sikora | first5 = K. | last6 = Wanyura | first6 = H. | title = Unusual case of phosphaturic mesenchymal tumor. | journal = Pol Arch Med Wewn | volume = 123 | issue = 5 | pages = 255-6 | month = | year = 2013 | doi = | PMID = 23722193 | URL = http://pamw.pl/sites/default/files/85_Papierska.pdf}}</ref> | ||
*Most common cause of ''oncogenic osteomalacia'' (tumour-induced osteomalacia).<ref name=pmid22927293>{{Cite journal | last1 = William | first1 = J. | last2 = Laskin | first2 = W. | last3 = Nayar | first3 = R. | last4 = De Frias | first4 = D. | title = Diagnosis of phosphaturic mesenchymal tumor (mixed connective tissue type) by cytopathology. | journal = Diagn Cytopathol | volume = 40 Suppl 2 | issue = | pages = E109-13 | month = Aug | year = 2012 | doi = 10.1002/dc.21647 | PMID = 22927293 }}</ref> | *Most common cause of ''[[oncogenic osteomalacia]]'' (tumour-induced osteomalacia).<ref name=pmid22927293>{{Cite journal | last1 = William | first1 = J. | last2 = Laskin | first2 = W. | last3 = Nayar | first3 = R. | last4 = De Frias | first4 = D. | title = Diagnosis of phosphaturic mesenchymal tumor (mixed connective tissue type) by cytopathology. | journal = Diagn Cytopathol | volume = 40 Suppl 2 | issue = | pages = E109-13 | month = Aug | year = 2012 | doi = 10.1002/dc.21647 | PMID = 22927293 }}</ref> | ||
Clinical DDx: | Clinical DDx: |
Revision as of 09:24, 29 August 2013
Phosphaturic mesenchymal tumour, mixed connective tissue type | |
---|---|
Diagnosis in short | |
| |
LM | spindle cells without atypia |
IHC | vimentin +ve |
Site | soft tissue, bone |
| |
Blood work | low serum phosphate |
Clin. DDx | autosomal dominant hypophosphatemic rickets |
Phosphaturic mesenchymal tumour, mixed connective tissue type, abbreviated PMTMCT, is a rare tumour.
General
- Extremely rare.
- Hypophosphatemia.[1]
- Most common cause of oncogenic osteomalacia (tumour-induced osteomalacia).[2]
Clinical DDx:
- Autosomal dominant hypophosphatemic rickets.[3]
Gross
Microscopic
- Spindle cells without atypia in an eosinophilic matrix.
- Osteoclast-type giant cells.
- +/-Calcifications.
Image:
IHC
- Vimentin +ve.[3]
References
- ↑ Papierska, L.; Ćwikła, JB.; Misiorowski, W.; Rabijewski, M.; Sikora, K.; Wanyura, H. (2013). "Unusual case of phosphaturic mesenchymal tumor.". Pol Arch Med Wewn 123 (5): 255-6. PMID 23722193.
- ↑ 2.0 2.1 William, J.; Laskin, W.; Nayar, R.; De Frias, D. (Aug 2012). "Diagnosis of phosphaturic mesenchymal tumor (mixed connective tissue type) by cytopathology.". Diagn Cytopathol 40 Suppl 2: E109-13. doi:10.1002/dc.21647. PMID 22927293.
- ↑ 3.0 3.1 3.2 3.3 Woo, VL.; Landesberg, R.; Imel, EA.; Singer, SR.; Folpe, AL.; Econs, MJ.; Kim, T.; Harik, LR. et al. (Dec 2009). "Phosphaturic mesenchymal tumor, mixed connective tissue variant, of the mandible: report of a case and review of the literature.". Oral Surg Oral Med Oral Pathol Oral Radiol Endod 108 (6): 925-32. doi:10.1016/j.tripleo.2009.07.005. PMC 2783479. PMID 19828339. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2783479/.
- ↑ Jiang, Y.; Xia, WB.; Xing, XP.; Silva, BC.; Li, M.; Wang, O.; Zhang, HB.; Li, F. et al. (Sep 2012). "Tumor-induced osteomalacia: an important cause of adult-onset hypophosphatemic osteomalacia in China: Report of 39 cases and review of the literature.". J Bone Miner Res 27 (9): 1967-75. doi:10.1002/jbmr.1642. PMID 22532501.
- ↑ Ledford, CK.; Zelenski, NA.; Cardona, DM.; Brigman, BE.; Eward, WC. (Jul 2013). "The Phosphaturic Mesenchymal Tumor: Why is Definitive Diagnosis and Curative Surgery Often Delayed?". Clin Orthop Relat Res. doi:10.1007/s11999-013-3178-1. PMID 23868423.