tumor gn

<body topmargin=0 leftmargin=0 marginheight=0 marginwidth=0> <table cellpadding=0 cellspacing=0 border=0><tr> <td valign="top" colspan=2 height=22 BGCOLOR="#FFFFFF" TEXT="#080000" bgproperties="fixed" background="041000d2egerdp.gif"> <div> </div> </td> </tr><tr> <td valign="top" width=145 BGCOLOR="#333399" TEXT="#080000" background="040a2c00erkjzj.gif"> <div>  <img src="HTMLobj-401/aniGif.gif" border="0" align="bottom" width="164" height="231">   <img src="HTMLobj-402/aniGif.gif" border="0" align="bottom" width="216" height="285">   <img src="HTMLobj-403/aniGif.gif" border="0" align="bottom" width="152" height="101">  </div> </td> <td valign="top" height=458 BGCOLOR="#FFFFFF" TEXT="#080000"> <div> <FONT SIZE="5" COLOR="#336600" FACE="Times New Roman" ><I>NEUROPATHOLOGY</I></FONT><FONT SIZE="1" COLOR="#663399" FACE="Times New Roman" >    </FONT> |    <B> </B><FONT SIZE="2" COLOR="#0000BF" FACE="Times New Roman" ><A HREF="index.htm" TARGET="_top" TITLE="NEUROPATHOLOGY"><U><B>home</B></U></A></FONT></div> <div> <A HREF="id18.htm" TARGET="_top" TITLE="HISTOLOGY REVIEW"><U>HISTOLOGY REVIEW</U></A>   |   <A HREF="id19.htm" TARGET="_top" TITLE="PHYSIOLOGY REVIEW"><U>PHYSIOLOGY REVIEW</U></A>   |   <A HREF="id20.htm" TARGET="_top" TITLE="PATHOLOGY part1"><U>PATHOLOGY part1</U></A>   |   <A HREF="id22.htm" TARGET="_top" TITLE="pathology part2"><U>pathology part2</U></A>   |   <A HREF="id26.htm" TARGET="_top" TITLE="PATHOLOGY3"><U>PATHOLOGY3</U></A>   |   <A HREF="id27.htm" TARGET="_top" TITLE="PATHOLOGY 4"><U>PATHOLOGY 4</U></A>   |   <A HREF="id21.htm" TARGET="_top" TITLE="PICTURES"><U>PICTURES</U></A>   |   <B>tumor gn</B>   |   <A HREF="id30.htm" TARGET="_top" TITLE="multiple sclerosis"><U>multiple sclerosis</U></A>   |   <A HREF="id24.htm" TARGET="_top" TITLE="quiz"><U>quiz</U></A>   |   <A HREF="id23.htm" TARGET="_top" TITLE="quizanswer"><U>quizanswer</U></A>   |   <A HREF="id17.htm" TARGET="_top" TITLE="Contact Me and links"><U>Contact Me and links</U></A>   |   <A HREF="id29.htm" TARGET="_top" TITLE="info and news"><U>info and news</U></A></div> <div> <IMG SRC="04207040.gif" border=0 width="263" height="4" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"></div> <div> <B>tumor gn</B></div> <DIV ALIGN="LEFT"></DIV> <div> <B>HISTOGENETIC CLASSIFICATION (abbreviated)</B></div> <div> <TABLE BORDER="2" CELLPADDING="1" CELLSPACING="1" WIDTH="638" BORDERCOLORLIGHT="#C0C0C0" BORDERCOLORDARK="#808080" FRAME="BOX" RULES="ALL" ALIGN="BOTTOM" HSPACE="0" VSPACE="0" > <tR> <tD VALIGN=CENTER HEIGHT= 20 WIDTH="127"><div> <B>Tissue</B></div> </tD> <tD VALIGN=CENTER WIDTH="239"><div> <B>Cell of Origin</B></div> </tD> <tD VALIGN=CENTER WIDTH="252"><div> <B>Tumour designation</B></div> </tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 20 ><NOBR><div> <B>Neuroectoderm</B></div> </NOBR></tD> <tD VALIGN=CENTER><NOBR><div> <B>Embryonic/Primitive cell</B></div> </NOBR></tD> <tD VALIGN=CENTER WIDTH="252"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="20" ALIGN="bottom" WIDTH="252" HSPACE="0" VSPACE="0"></tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 20 WIDTH="127"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="20" ALIGN="bottom" WIDTH="127" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=CENTER WIDTH="239"><div> - cerebellum</div> </tD> <tD VALIGN=CENTER WIDTH="252"><div> Medulloblastoma <B>(E)</B></div> </tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 20 WIDTH="127"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="20" ALIGN="bottom" WIDTH="127" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=CENTER WIDTH="239"><div> - cerebrum</div> </tD> <tD VALIGN=CENTER WIDTH="252"><div> PNET <B>(E)</B></div> </tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 19 WIDTH="127"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="19" ALIGN="bottom" WIDTH="127" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=CENTER WIDTH="239"><div> - retina</div> </tD> <tD VALIGN=CENTER WIDTH="252"><div> Retinoblastoma</div> </tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 19 WIDTH="127"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="19" ALIGN="bottom" WIDTH="127" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=CENTER WIDTH="239"><div> - pineal</div> </tD> <tD VALIGN=CENTER WIDTH="252"><div> Pineoblastoma</div> </tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 20 WIDTH="127"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="20" ALIGN="bottom" WIDTH="127" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=CENTER><NOBR><div> <B>Glial cell</B> (not otherwise specified)</div> </NOBR></tD> <tD VALIGN=CENTER WIDTH="252"><div> Glioma (NOS) <B>(E)</B></div> </tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 39 WIDTH="127"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="39" ALIGN="bottom" WIDTH="127" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=CENTER><NOBR><div> astrocyte - well differentiated</div> </NOBR></tD> <tD VALIGN=CENTER WIDTH="252"><div> Astrocytoma (fibrillary & pilocytic) <B>(E)</B></div> </tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 39 WIDTH="127"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="39" ALIGN="bottom" WIDTH="127" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=CENTER><NOBR><div> astrocyte - mod. differentiated</div> </NOBR></tD> <tD VALIGN=CENTER WIDTH="252"><div> Anaplastic/malignant astrocytoma <B>(E)</B></div> </tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 20 WIDTH="127"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="20" ALIGN="bottom" WIDTH="127" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=CENTER WIDTH="239"><div> Oligodendrocyte</div> </tD> <tD VALIGN=CENTER WIDTH="252"><div> Oligodendroglioma <B>(E)</B></div> </tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 20 WIDTH="127"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="20" ALIGN="bottom" WIDTH="127" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=CENTER WIDTH="239"><div> Ependymal cell</div> </tD> <tD VALIGN=CENTER WIDTH="252"><div> Ependymoma <B>(E)</B></div> </tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 20 WIDTH="127"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="20" ALIGN="bottom" WIDTH="127" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=CENTER><NOBR><div> Undifferentiated "glial" cell</div> </NOBR></tD> <tD VALIGN=CENTER WIDTH="252"><div> Glioblastoma <B>(E)</B></div> </tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 38 WIDTH="127"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="38" ALIGN="bottom" WIDTH="127" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=CENTER WIDTH="239"><div> Mixture of poorly differentiated cells</div> </tD> <tD VALIGN=CENTER><NOBR><div> Malignant, mixed glioma <B>(E)</B></div> </NOBR></tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 20 WIDTH="127"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="20" ALIGN="bottom" WIDTH="127" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=CENTER WIDTH="239"><div> <B>Neurones</B> - "mature"</div> </tD> <tD VALIGN=CENTER><NOBR><div> Neurocytoma & gangliocytoma</div> </NOBR></tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 19 WIDTH="127"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="19" ALIGN="bottom" WIDTH="127" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=CENTER WIDTH="239"><div> - "immature"</div> </tD> <tD VALIGN=CENTER WIDTH="252"><div> Neuroblastoma</div> </tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 38 WIDTH="127"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="38" ALIGN="bottom" WIDTH="127" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=CENTER WIDTH="239"><div> <B>Choroid plexus</B> - well differentiated</div> </tD> <tD VALIGN=CENTER WIDTH="252"><div> Choroid plexus papilloma</div> </tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 19 WIDTH="127"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="19" ALIGN="bottom" WIDTH="127" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=CENTER WIDTH="239"><div> - poorly differentiated</div> </tD> <tD VALIGN=CENTER><NOBR><div> Choroid plexus carcinoma</div> </NOBR></tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 20 ><NOBR><div> <B>Mesenchyme</B></div> </NOBR></tD> <tD VALIGN=CENTER WIDTH="239"><div> <B>Meningothelial cells</B></div> </tD> <tD VALIGN=CENTER WIDTH="252"><div> Meningioma <B>(E)</B></div> </tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 20 WIDTH="127"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="20" ALIGN="bottom" WIDTH="127" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=CENTER WIDTH="239"><div> <B>Blood vessels</B></div> </tD> <tD VALIGN=CENTER WIDTH="252"><div> Hemangioblastoma <B>(E)</B></div> </tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 20 WIDTH="127"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="20" ALIGN="bottom" WIDTH="127" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=CENTER WIDTH="239"><div> <B>Pericytes</B></div> </tD> <tD VALIGN=CENTER WIDTH="252"><div> Hemangiopericytoma</div> </tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 20 WIDTH="127"><div> <B>Germ cells</B></div> </tD> <tD VALIGN=CENTER WIDTH="239"><div> Single component</div> </tD> <tD VALIGN=CENTER WIDTH="252"><div> Germinoma</div> </tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 19 WIDTH="127"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="19" ALIGN="bottom" WIDTH="127" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=CENTER><NOBR><div> Two or more components</div> </NOBR></tD> <tD VALIGN=CENTER WIDTH="252"><div> Teratoma</div> </tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 39 ><NOBR><div> <B>Developmental</B></div> </NOBR></tD> <tD VALIGN=CENTER WIDTH="239"><div> <B>Paraphyseal remnannts or Endoderm</B></div> </tD> <tD VALIGN=CENTER WIDTH="252"><div> Colloid cyst</div> </tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 20 WIDTH="127"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="20" ALIGN="bottom" WIDTH="127" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=CENTER WIDTH="239"><div> <B>Rhathke's cleft</B></div> </tD> <tD VALIGN=CENTER WIDTH="252"><div> Craniopharyngioma <B>(E)</B></div> </tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 20 WIDTH="127"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="20" ALIGN="bottom" WIDTH="127" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=CENTER WIDTH="239"><div> <B>Epithelium</B></div> </tD> <tD VALIGN=CENTER><NOBR><div> Epidermal & Dermoid cyst</div> </NOBR></tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 39 WIDTH="127"><div> <B>Glandular epithelium</B></div> </tD> <tD VALIGN=CENTER WIDTH="239"><div> <B>Anterior pituitary cells</B></div> </tD> <tD VALIGN=CENTER WIDTH="252"><div> Adenoma <B>(E)</B></div> </tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 20 ><NOBR><div> <B>Miscellaneous</B></div> </NOBR></tD> <tD VALIGN=CENTER WIDTH="239"><div> <B>Lymphoreticular cells</B></div> </tD> <tD VALIGN=CENTER><NOBR><div> <FONT SIZE="3" COLOR="#0000FF" FACE="Arial" ><U>Lymphoma (microglioma)</U></FONT> <B>(E)</B></div> </NOBR></tD> </tR> </TABLE></div> <bR> <bR> </td> </tr></table></body>