Resident

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Resident

Post by Admin on Sun Sep 15, 2013 5:23 am

2013 2013 2013 <div dir="ltr" style="text-align: left;" trbidi="on"><br /><div style="text-align: justify;"><span style="color: #333333; font-family: Arial, Helvetica, sans-serif; line-height: 18px;"><br /></span></div><div style="text-align: justify;"><b style="color: #333333; line-height: 18px;"><span style="font-family: Arial, Helvetica, sans-serif;">Neurofibromatosis - I (von Recklinghausen’s disease)</span></b></div><span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: white; color: #333333; line-height: 18px;"><div style="text-align: justify;">- autosomal dominant (abnormality is on chromosome 17)</div></span><span style="background-color: white; color: #333333; line-height: 18px;"><div style="text-align: justify;">- diagnostic criteria include six or more cafe-au-lait spots, axillary or inguinal freckling, two (or more) neurofibromas, optic glioma (most common CNS neoplasm - occurs in 30-90% and is bilateral in 10-20%), iris hamartoma, distinctive osseous lesions, or a first-degree relati<span class="text_exposed_show" style="display: inline;">ve with NF-1</span></div></span><span class="text_exposed_show" style="background-color: white; display: inline;"><div style="color: #333333; line-height: 18px; text-align: justify;">- hypertension may be found with renal artery fibromuscular dysplasia</div><div style="color: #333333; line-height: 18px; text-align: justify;">- neurofibromas can occur in the urinary and gastrointestinal tracts</div><div style="color: #333333; line-height: 18px; text-align: justify;">- increased incidence of all types of neoplasms&nbsp;</div><div style="color: #333333; line-height: 18px; text-align: justify;">- malignant transformation of the neurofibroma into neurofibrosarcoma occurs in about 5%</div><div style="color: #333333; line-height: 18px; text-align: justify;">- lateral thoracic meningoceles are a common manifestation of spinal neurofibromatosis; most authors believe that they are secondary to menigeal dysplasia (dural ectasia). 80% of patients with lateral thoracic meningoceles have neurofibromatosis.</div><div style="color: #333333; line-height: 18px; text-align: justify;">- a plexiform type of neurofibroma is virtually pathognomonic of neurofibromatosis</div><div style="text-align: justify;"><span style="color: #333333; line-height: 18px;"><br /></span></div><b style="color: #333333; line-height: 18px;"><div style="text-align: justify;"><b>Neurofinbromatosis - II</b></div></b><span style="color: #333333; line-height: 18px;"><div style="text-align: justify;">- autosomal dominant (abnormality is on chromosome 22)</div></span><span style="color: #333333; line-height: 18px;"><div style="text-align: justify;">- bilateral 8th cranial nerve tumors or</div></span><span style="color: #333333; line-height: 18px;"><div style="text-align: justify;">- unilateral 8th cranial nerve tumor or neurofibroma, menigioma, glioma, Schwannoma, or capsular cataract and a first degree relative with NF-2</div></span></span></span></div><div class="blogger-post-footer">From Sumer's Radiology Site http://www.sumerdoc.blogspot.com -The Top Radiology Magazine. Teleradiology Providers at www.teleradproviders.com Mail us at sales@teleradproviders.com</div><br> 2013 2013 2013 <br><div dir="ltr" style="text-align: left;" trbidi="on"><br /><div style="text-align: justify;"><span style="color: #333333; font-family: Arial, Helvetica, sans-serif; line-height: 18px;"><br /></span></div><div style="text-align: justify;"><b style="color: #333333; line-height: 18px;"><span style="font-family: Arial, Helvetica, sans-serif;">Neurofibromatosis - I (von Recklinghausen’s disease)</span></b></div><span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: white; color: #333333; line-height: 18px;"><div style="text-align: justify;">- autosomal dominant (abnormality is on chromosome 17)</div></span><span style="background-color: white; color: #333333; line-height: 18px;"><div style="text-align: justify;">- diagnostic criteria include six or more cafe-au-lait spots, axillary or inguinal freckling, two (or more) neurofibromas, optic glioma (most common CNS neoplasm - occurs in 30-90% and is bilateral in 10-20%), iris hamartoma, distinctive osseous lesions, or a first-degree relati<span class="text_exposed_show" style="display: inline;">ve with NF-1</span></div></span><span class="text_exposed_show" style="background-color: white; display: inline;"><div style="color: #333333; line-height: 18px; text-align: justify;">- hypertension may be found with renal artery fibromuscular dysplasia</div><div style="color: #333333; line-height: 18px; text-align: justify;">- neurofibromas can occur in the urinary and gastrointestinal tracts</div><div style="color: #333333; line-height: 18px; text-align: justify;">- increased incidence of all types of neoplasms&nbsp;</div><div style="color: #333333; line-height: 18px; text-align: justify;">- malignant transformation of the neurofibroma into neurofibrosarcoma occurs in about 5%</div><div style="color: #333333; line-height: 18px; text-align: justify;">- lateral thoracic meningoceles are a common manifestation of spinal neurofibromatosis; most authors believe that they are secondary to menigeal dysplasia (dural ectasia). 80% of patients with lateral thoracic meningoceles have neurofibromatosis.</div><div style="color: #333333; line-height: 18px; text-align: justify;">- a plexiform type of neurofibroma is virtually pathognomonic of neurofibromatosis</div><div style="text-align: justify;"><span style="color: #333333; line-height: 18px;"><br /></span></div><b style="color: #333333; line-height: 18px;"><div style="text-align: justify;"><b>Neurofinbromatosis - II</b></div></b><span style="color: #333333; line-height: 18px;"><div style="text-align: justify;">- autosomal dominant (abnormality is on chromosome 22)</div></span><span style="color: #333333; line-height: 18px;"><div style="text-align: justify;">- bilateral 8th cranial nerve tumors or</div></span><span style="color: #333333; line-height: 18px;"><div style="text-align: justify;">- unilateral 8th cranial nerve tumor or neurofibroma, menigioma, glioma, Schwannoma, or capsular cataract and a first degree relative with NF-2</div></span></span></span></div><div class="blogger-post-footer">From Sumer's Radiology Site http://www.sumerdoc.blogspot.com -The Top Radiology Magazine. Teleradiology Providers at www.teleradproviders.com Mail us at sales@teleradproviders.com</div><br>2013 2013 2013 <br> <a href="http://www.matrixar.com/" title="Matrix ">المصفوفة : أجمل الخلفيات والصور</a>

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