Surgery in Cancer Treatment Flashcards

1
Q

What is the primary intent of using surgery in the treatment of cancer?

A

The primary intent is to remove localized tumors. If detected early enough, surgery may result in a cure.

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2
Q

What does achieving clear margins mean in cancer surgery?

A

Clear margins, or negative margins, refer to removing the tumor along with sufficient adjacent tissue to ensure no cancer cells remain on the edges.

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3
Q

How does cancer surgery differ from non-cancer surgeries regarding tissue impact?

A

Cancer surgeries often involve more extensive tissue removal & trauma to surrounding tissues to ensure clear margins.

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4
Q

What is typically done with nearby lymph nodes during cancer surgery?

A

Nearby lymph nodes are usually removed & evaluated to check for cancer cells, which may require broadening the surgical field.

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5
Q

What treatments typically follow surgery in cancer care?

A

Surgery is usually followed by radiation and/or chemotherapy to minimize the risk of stray cancer cells.

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6
Q

What factors determine if a cancer is operable?

A

The operability of a cancer depends on the tumor’s location & the risks to normal tissue, as well as the patient’s overall health status.

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7
Q

What are examples of cancers that are generally inoperable?

A

“Liquid” cancers such as leukemia & multiple myeloma are by definition inoperable.

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8
Q

What considerations are involved in the risk/benefit analysis for cancer surgery?

A

Factors include the patient’s overall health, the location of the tumor, potential metastasis, & the patient’s goals & wishes.

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9
Q

What is one diagnostic reason for using surgical procedures in cancer care?

A

Taking a biopsy to sample cells for microscopic evaluation is a standard diagnostic procedure in cancer care.

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10
Q

What are some risks of biopsies in cancer diagnosis?

A

Biopsies can be uncomfortable, leave scars or internal adhesions, & may mobilize cancer cells into nearby tissues.

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11
Q

What is the purpose of debulking surgery in advanced cancer cases?

A

Debulking surgery aims to remove operable tumors & reduce cancer activity to enhance the immune response & the effectiveness of cancer therapies.

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12
Q

What is the goal of reconstructive surgery in cancer treatment?

A

The goal is to improve the appearance, shape, and functionality of tissues, often involving multiple procedures & various types of grafts or implants.

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13
Q

What are some benefits of reconstructive surgery beyond functionality?

A

Reconstructive surgery can provide significant psychoemotional benefits for patients, enhancing their self-image and quality of life.

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14
Q

What is the purpose of palliative surgery in cancer care?

A

Palliative surgery aims to ease suffering by removing tissues causing complications, alleviating pain, and correcting bleeding issues related to cancer.

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15
Q

What is prophylactic surgery, and when is it used?

A

Prophylactic surgery is performed to prevent cancer, such as removing ovaries in individuals with a strong genetic predisposition to ovarian cancer.

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16
Q

What are the advantages of laser surgery in cancer treatment?

A

Laser surgery requires smaller incisions, cauterizes blood vessels to minimize bleeding, and is often used for localized cancers, such as colon & cervical cancers.

17
Q

What is electrosurgery, & what is its main use in cancer treatment?

A

Electrosurgery uses electrical currents to cut, dissect, or destroy tissue & is particularly effective for coagulating bleeding tissues, commonly used for skin cancers.

18
Q

How does cryosurgery work, & what is it used for?

A

Cryosurgery uses liquid nitrogen to freeze-burn tissue and is used for localized tumors in areas like the liver, prostate, & cervix.

19
Q

What is photodynamic therapy & how does it function?

A

Photodynamic therapy involves injecting a light-sensitive drug into malignant cells, which, when exposed to laser light, creates toxic oxygen to kill cancer cells with minimal damage to surrounding tissues.

20
Q

What is the purpose of the Gamma Knife in cancer treatment?

A

The Gamma Knife delivers a concentrated dose of radiation to treat tumors precisely, primarily used for brain cancers without needing to open the tissue.

21
Q

What is a Smart Scalpel & its advantages?

A

The Smart Scalpel is a new type of surgical tool that detects abnormal proteins or cancer elements, allowing for precise targeting of cancer tissues during surgery.

22
Q

What is the purpose of placing drains in surgical sites?

A

Drains are used to evacuate accumulated blood, edema, exudate, or suppuration from enclosed surgical sites to reduce discomfort & optimize healing conditions.

23
Q

What are the key steps for caring for a surgical drain?

A
  1. Empty the bulb when half full or every 8-12 hours.
  2. Wash hands, remove the dressing (if applicable), and unplug the bulb.
  3. Measure & record the fluid volume and date/time.
  4. Clean the plug, replug the bulb, and check for clogs.
24
Q

What are some considerations for RMTs working with patients who have surgical drains?

A

Ensure hygiene, maintain distance from the skin opening, avoid wetting dressings, & manage drain tubing carefully during treatments.

25
Q

What is a common effect on the immune system after surgery, especially for cancer?

A

There is typically a drop in immune response for about a week post-surgery, increasing vulnerability to infections & complications.

26
Q

Why is there a higher infection risk in patients undergoing cancer surgeries?

A

The combination of surgical trauma, potential for reduced immune function (especially post-chemotherapy), & the presence of cancer cells increases infection vulnerability.

27
Q

What factors complicate the healing process following extensive cancer surgeries?

A

Blood vessel damage, lymph node removal, and surrounding tissue disruption can lead to delays in healing & increased risks of infection & bleeding.

28
Q

What are some coagulation issues that may arise in cancer patients?

A

Certain cancers can lead to either impaired clotting or increased clotting risks, especially following chemotherapy.

29
Q

What factors can lead to malnutrition in post-surgical cancer patients?

A

Nausea, appetite loss, direct effects of the cancer or its treatment, and cachexia in advanced stages can contribute to malnutrition.

30
Q

What factors contribute to fluctuations in healing responses for cancer patients?

A

The type & stage of cancer, previous treatments, & individual patient differences can lead to variable healing patterns, including potential setbacks.

31
Q

How do radiation and chemotherapy affect healing after cancer surgery?

A

These treatments can cause additional tissue damage, pain, & inflammation, complicating and delaying the healing process at surgical sites.