Mucosal Neuromas:
the Neurological Landscape of Multiple Endocrine Neoplasia Type 2B (MEN2B)
In MEN2B, mucosal neuromas, unique neurofibromas, arise on the tongue and other mucosal surfaces. These distinctive lesions contribute to the clinical tapestry of this rare genetic syndrome.
Key Features:
Mucosal Neuromas: Benign neurofibromas affecting mucosal surfaces, especially on the tongue.
Multiple Endocrine Neoplasia Type 2B (MEN2B): A hereditary condition linked to mutations in the RET gene.
Clinical Significance:
Diagnostic Clue: Mucosal neuromas, along with other characteristic features, aid in diagnosing MEN2B.
Association with Medullary Thyroid Cancer: Individuals with MEN2B are at increased risk of developing medullary thyroid carcinoma.
the Neurological Landscape of Multiple Endocrine Neoplasia Type 2B (MEN2B)
In MEN2B, mucosal neuromas, unique neurofibromas, arise on the tongue and other mucosal surfaces. These distinctive lesions contribute to the clinical tapestry of this rare genetic syndrome.
Key Features:
Mucosal Neuromas: Benign neurofibromas affecting mucosal surfaces, especially on the tongue.
Multiple Endocrine Neoplasia Type 2B (MEN2B): A hereditary condition linked to mutations in the RET gene.
Clinical Significance:
Diagnostic Clue: Mucosal neuromas, along with other characteristic features, aid in diagnosing MEN2B.
Association with Medullary Thyroid Cancer: Individuals with MEN2B are at increased risk of developing medullary thyroid carcinoma.
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-Danger area consists of the area from the angle of mouth to the bridge of nose including the nose and maxilla. It is possible of retrograde infection from nasal area to spread to the brain causing cavernous sinus thrombosis, meningitis or brain abscess due to the communication between facial vein, pterygoid plexus and the cavernous sinus.
-Cavernous sinus is the major venous sinus of the brain that is bordered by the temporal bone and sphenoid bone of the skull.
-In cavernous sinus, nuclei of cranial nerve III (occulomotor) , IV (trochlear), VI(Abduces) and V (trigeminal) especially ophthalmic branch and maxillary branch are found and if infected for a long period manifest in the loss of function of the specific muscle and glands.
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-Cavernous sinus is the major venous sinus of the brain that is bordered by the temporal bone and sphenoid bone of the skull.
-In cavernous sinus, nuclei of cranial nerve III (occulomotor) , IV (trochlear), VI(Abduces) and V (trigeminal) especially ophthalmic branch and maxillary branch are found and if infected for a long period manifest in the loss of function of the specific muscle and glands.
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Potential complications of cephalohematoma include:
• Anemia: A cephalohematoma takes blood away from the baby’s circulatory system. This can lead to anemia (low red blood cell count). A larger cephalohematoma is more likely to cause anemia.
• Calcifications: Cephalohematomas that last more than five weeks may form hardened bone deposits (calcifications) around the mass. This rare problem can affect skull formation. Babies need corrective surgery to remove calcification.
• Infections: A cephalohematoma is more prone to infections. In rare instances, it may lead to life-threatening osteomyelitis (bone infection), cellulitis or sepsis.
• Jaundice: As a baby’s body absorbs the blood from the cephalohematoma, bilirubin levels in the bloodstream can rise, causing jaundice. Your baby may have a yellow tint to their skin or eyes.
• Skull fractures: As many as 1 in 4 babies with cephalohematomas also have a linear skull fracture.
• Anemia: A cephalohematoma takes blood away from the baby’s circulatory system. This can lead to anemia (low red blood cell count). A larger cephalohematoma is more likely to cause anemia.
• Calcifications: Cephalohematomas that last more than five weeks may form hardened bone deposits (calcifications) around the mass. This rare problem can affect skull formation. Babies need corrective surgery to remove calcification.
• Infections: A cephalohematoma is more prone to infections. In rare instances, it may lead to life-threatening osteomyelitis (bone infection), cellulitis or sepsis.
• Jaundice: As a baby’s body absorbs the blood from the cephalohematoma, bilirubin levels in the bloodstream can rise, causing jaundice. Your baby may have a yellow tint to their skin or eyes.
• Skull fractures: As many as 1 in 4 babies with cephalohematomas also have a linear skull fracture.
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