Term
| Where is the pituitary gland located in the brain? |
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Definition
| It is located within the sella turcica, which is a small bony depression in the sphenoid bone. |
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Term
| What is the pituitary gland "considered"? |
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Definition
| The pituitary gland is considered the master gland. |
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Term
| What are the two surgical approaches to pituitary tumors? |
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Definition
1. Crainiotomy- Larger tumors
2. transphenoidal resection-smaller tumors |
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Term
| What are the advantages of doing a transphenoidal approach? |
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Definition
1. Recovery time is shorter.
2. The cranium is not opened.
3. Less pain
4. Less complications |
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Term
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Definition
| Endocrine function test and a MRI. |
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Term
| What position is the patient in? |
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Definition
|
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Term
| What medications are used? |
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Definition
Lidocaine with epinephrine
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Term
Could Cocaine be applied to the nasal mucosa before surgery?
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Definition
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Term
| What are the two incisions the surgeon may make? |
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Definition
| The surgeon may make an incision in the upper gum margin just under the lip, or through the nasal cavity. |
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Term
| Where is the graft taken from, and what is done to keep it from drying out until needed? |
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Definition
| The fascial graft is taken from the thigh and placed on the back table in saline to prevent it from drying out. |
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Term
| The floor of which sinus is removed to view the sella turcica? |
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Definition
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Term
| Should nasal instruments be kept on a seperate mayo stand during the procedure? |
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Definition
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Term
| What instruments are used to punch through the sella turcica? |
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Definition
| Kerrison ronguer and osteotomes. |
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Term
| What is the tumor removed with? |
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Definition
| Pituitary curette, dissector, enucleator, and suction. |
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Term
| What special instrument was designed for this procedure? |
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Definition
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Term
| Are tumors in the pituitary gland usually benign or malignant? |
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Definition
| They are usually benign and are often responsible for overproduction of pituitary hormones. |
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