Pituitary tumor

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Written by Chen Yu Fei
Neurosurgery
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How to check for pituitary tumors?

For the examination of pituitary tumors, it can be conducted jointly through various methods such as inquiring about the patient's medical history based on symptoms and signs, as well as conducting endocrine and radiological examinations. Currently, with the continuous advancement in modern endocrinology, the use of endocrine radiology immunodiagnostic methods allows for the direct measurement of various hormones from the pituitary and hypothalamus, and functional tests of the pituitary can be performed. This helps in understanding whether there is hyperfunction in the pituitary and target organs, and provides an effective evaluation of early diagnosis of pituitary tumors, changes before and after treatment, and treatment efficacy, which is of significant importance. Additionally, judgments can also be made jointly through various methods such as cranial CT, cranial MRI, and enhanced MRI scanning of the pituitary gland.

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Written by Chen Yu Fei
Neurosurgery
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Is a 2cm pituitary tumor big?

In the case of pituitary tumors, if the size reaches two centimeters, it is relatively large. Under normal circumstances, pituitary tumors can be classified into several types based on their size: microadenomas are generally smaller than one centimeter, macroadenomas are larger than 1.0 centimeter, and giant adenomas are larger than 3.0 centimeters. Usually, a two-centimeter pituitary tumor is already considered a macroadenoma. Normally, such large pituitary tumors often compress the surrounding pituitary tissue, causing hypofunction of the pituitary tissue and significant hormonal disturbances, which can lead to a range of uncomfortable symptoms and signs in patients.

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Written by Chen Yu Fei
Neurosurgery
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Pituitary tumors are located in the pituitary gland.

Pituitary tumors are benign tumors that grow slowly, mostly within the pituitary fossa. Due to their proximity to the pituitary gland, small pituitary tumors generally do not show obvious symptoms. However, as the tumor size increases, it can easily compress the pituitary gland, affecting its function, resulting in pituitary dysfunction and causing an endocrine hormone disorder. This leads to a variety of symptoms and signs in patients. A cranial CT or MRI, including an enhanced MRI scan of the pituitary, can reveal a high-density shadow in the pituitary fossa, indicating the presence of an intracranial mass.

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Written by Chen Yu Fei
Neurosurgery
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Is a pituitary tumor scary?

For pituitary tumors, if not treated promptly and effectively, the continuous enlargement of the tumor often causes patients to experience recurring symptoms such as headaches, dizziness, nausea, and vomiting. Additionally, a series of endocrine hormone imbalances accompanying the tumor often manifest various symptoms and signs. When the pituitary tumor grows to a certain size, it can also potentially cause pituitary apoplexy. Therefore, it is advisable for patients with pituitary tumors to seek timely medical attention at local hospitals and undergo early surgical treatment. By opting for endonasal transsphenoidal surgery to completely remove the pituitary tumor, most patients can achieve very good treatment outcomes, with a gradual alleviation of existing symptoms.

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Written by Chen Yu Fei
Neurosurgery
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Is a pituitary tumor easy to treat?

Currently, the treatment technology for pituitary tumors is relatively mature. For early-stage pituitary microadenomas that are only a few millimeters in size, and where vision and visual fields are not yet affected, a definite diagnosis can be made. Under the surgical microscope, complete removal surgery is achievable, and it is possible to preserve the normal function of the pituitary gland. As surgical experience continues to increase, not only can tumors within the sella be removed, but even large adenomas or giant pituitary adenomas growing above the sella can be safely excised. Therefore, for patients with pituitary tumors, it is advisable to choose to visit a local hospital as early as possible and opt for a complete removal of the pituitary tumor through a transnasal transsphenoidal approach.

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Written by Chen Yu Fei
Neurosurgery
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What is a pituitary tumor?

Pituitary tumors refer to a type of benign tumor that occurs at the site of the pituitary fossa. Generally, they grow relatively slowly. In the early stages of the disease, there are usually no obvious symptoms or signs. Some patients may occasionally feel mild headaches or dizziness, which most can tolerate. As the size of the pituitary tumor gradually increases, it often affects the surrounding critical tissues, nerves, and organs, primarily impacting pituitary function, thereby leading to pituitary hypofunction. This affects the secretion of endocrine hormones in the body, causing abnormal secretion of endocrine hormones, and resulting in a series of symptoms and signs. For example, male patients may experience abnormalities in the secretion of male hormones, leading to difficulties with erection, while female patients are likely to experience menstrual disorders and irregular menstruation.

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Written by Chen Yu Fei
Neurosurgery
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Can pituitary tumors be cured?

Currently, for the treatment of pituitary tumors, it is generally recommended in clinical practice to opt for a complete resection via a transnasal-transsphenoidal approach. Most patients can achieve good therapeutic outcomes through surgery. The main goals of surgically treating pituitary tumors are to remove the tumor, decompress the visual pathways, and help restore and maintain the function of the pituitary and other neurological functions. Most patients can achieve good therapeutic results after treatment. Additionally, after receiving treatment, patients' original symptoms gradually alleviate or even disappear, and no longer worsen. Therefore, from this perspective, it is recommended that all symptomatic pituitary tumor patients should timely seek medical consultation at local hospitals and receive early treatment.

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Written by Chen Yu Fei
Neurosurgery
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How to treat pituitary tumors?

Currently, the treatment of pituitary tumors can generally be conducted through various methods such as surgery, medication, and radiation therapy. The specific choice of treatment for a patient depends on the patient's individual circumstances, including factors such as gender, age, the current size of the pituitary tumor, whether there is damage to other vital organs, and the patient's overall condition. For most symptomatic patients, surgery is usually recommended. Clinically, it is generally recommended to choose transnasal transsphenoidal surgery for complete removal, which often achieves very good therapeutic effects. However, for some pituitary tumors located in special positions where complete surgical removal is not achievable, radiation therapy or Gamma Knife surgery can be used in conjunction.

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Written by Chen Yu Fei
Neurosurgery
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What should I do about a pituitary tumor?

When a pituitary tumor occurs, we generally recommend surgery as the treatment method. Of course, specific analysis should be done based on the individual circumstances of the patient before surgery. In cases where the tumor is small and there are no obvious clinical symptoms—discovered incidentally during other related examinations—such patients can temporarily take medication and should be closely monitored with regular follow-ups to observe any changes in their condition. However, for patients who have clear clinical symptoms and display endocrine hormone imbalances, such as men experiencing significant erectile dysfunction and women having menstrual disorders, surgery is generally recommended as the treatment method.

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Written by Chen Yu Fei
Neurosurgery
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Can pituitary tumors cause headaches?

For patients with pituitary tumors, headaches may occur. Most patients in the early stages often experience mild headaches located behind the eye sockets, the forehead, and on both sides of the temporal area. These headaches are generally tolerable and occur intermittently. They are mostly caused by the stimulation of the tumor or the increased pressure inside the sella. When the tumor enlarges to a certain extent and breaks upward through the diaphragm sellae, headaches are often alleviated. However, if the tumor further grows into surrounding tissues, it might compress important blood vessels and nerves, resulting in recurring pain with increasing severity.