
Last Update: October 2025
Health FAQ
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A
Acute: A term used to describe a disease or condition that develops suddenly and progresses rapidly.
Adjuvant Therapy: Additional treatment given after the primary treatment (such as surgery) to help prevent the cancer from returning, like chemotherapy, radiation, or hormone therapy.
Adenocarcinoma: A type of cancer that begins in the glandular cells of organs (e.g., breast, colon, lungs).
Biopsy: A medical test in which a sample of tissue is taken from the body to determine whether cancer or other abnormal cells are present.
Anticancer Drugs: Medications used to kill cancer cells or stop their growth.
Anaplastic: A term used for cancer cells that are undifferentiated and do not resemble normal cells, often leading to a more aggressive tumor.
B
Benign: A tumor that is not cancerous and does not spread to other parts of the body.
Biomarkers: Substances, such as proteins or DNA, in the body that may indicate the presence of cancer.
Brachytherapy: A type of radiation therapy in which radioactive seeds are placed directly into or near a tumor.
C
Cancer: A disease where cells in the body grow uncontrollably, forming tumors or spreading to other parts of the body.
Carcinogen: A substance or agent that can cause cancer.
Carcinoma: A type of cancer that begins in the skin or the tissues lining the internal organs.
Chemotherapy: A cancer treatment that uses drugs to kill cancer cells or stop their growth.
Cytology: The study of cells, often used to detect cancer through procedures like Pap smears.
Cryotherapy: A treatment that uses extreme cold to freeze and destroy abnormal tissue, often used for precancerous cells.
D
Diagnosis: The identification of a disease or condition based on its symptoms, signs, and test results.
Differentiation: The process by which cells become more specialized. Cancer cells are often less differentiated than normal cells, meaning they have lost their specific function.
DNA: The genetic material inside cells that can mutate and lead to cancer.
E
Epidemiology: The study of the distribution and determinants of cancer in populations.
Endoscopy: A procedure that uses a flexible tube with a light and camera to examine the inside of the body for signs of cancer.
Excision: The surgical removal of tissue, such as a tumor.
F
Fibrosis: The thickening and scarring of connective tissue, often due to chronic inflammation, and sometimes linked to cancer.
Focused Ultrasound: A non-invasive procedure that uses high-frequency sound waves to treat cancer or shrink tumors.
G
Gene Therapy: A treatment that involves altering the genes inside a person’s cells to fight or prevent cancer.
Grading: A system used to describe how abnormal cancer cells look under a microscope; the higher the grade, the more abnormal the cells and the faster they tend to grow.
H
Hormone Therapy: A treatment that adds, blocks, or removes hormones to slow or stop the growth of certain types of cancer.
Human Papillomavirus (HPV): A virus that can cause cervical cancer and other cancers. Vaccines are available to prevent HPV infection.
I
Immunotherapy: A cancer treatment that boosts the body's natural defenses to fight cancer by stimulating or enhancing the immune system.
In Situ: Refers to cancer that is localized and has not spread to surrounding tissue or organs.
Incidence: The number of new cases of cancer diagnosed in a specific population during a certain time period.
J
Juvenile Cancer: Cancer that occurs in children and adolescents. Examples include leukemia, neuroblastoma, and sarcomas.
K
Karyotype: The number and appearance of chromosomes in a cell, often analyzed to find cancer-related genetic abnormalities.
L
Lymphoma: A type of cancer that begins in the lymphatic system (part of the immune system), affecting lymph nodes and other lymphatic tissue.
Laparoscopy: A minimally invasive surgery used to view and biopsy tissues or organs, often used to diagnose cancer.
Leukemia: A type of cancer that affects blood and bone marrow, characterized by abnormal white blood cell production.
M
Metastasis: The spread of cancer cells from the primary tumor to other parts of the body.
Melanoma: A type of skin cancer that begins in the melanocytes (skin cells that produce pigment).
Mammography: An X-ray imaging technique used to screen for breast cancer.
Mutation: A change in the DNA sequence, which may lead to cancer if the mutation causes abnormal cell growth.
N
Neoplasm: An abnormal growth of tissue, which may be benign or malignant (cancerous).
Nausea: A common side effect of cancer treatments like chemotherapy or radiation.
Neoadjuvant Therapy: Treatment given before the main treatment (e.g., chemotherapy or radiation before surgery) to shrink a tumor.
O
Oncology: The branch of medicine that deals with the diagnosis and treatment of cancer.
Osteosarcoma: A type of cancer that begins in the bones.
P
Palliative Care: Care aimed at relieving symptoms and improving the quality of life for patients with serious illnesses, including cancer.
Prognosis: The likely course or outcome of a disease.
Precision Medicine: Tailoring medical treatment to the individual characteristics of each patient and their cancer, often involving genetic testing.
Q
Quality of Life: An assessment of a patient’s well-being, including physical, emotional, and social aspects, especially during cancer treatment.
R
Radiation Therapy: A treatment that uses high-energy radiation to kill or shrink tumors.
Remission: A period during which cancer is under control, and symptoms decrease or disappear.
Recurrent Cancer: Cancer that has returned after treatment, either in the same area or in a different part of the body.
S
Sarcoma: A type of cancer that originates in connective tissues like muscles, bones, or fat.
Staging: The process of determining the extent of cancer spread in the body, typically using a system like TNM (tumor, nodes, metastasis).
Surgical Oncology: A branch of surgery focused on the removal of tumors or cancerous tissue.
T
Tumor: An abnormal growth of tissue that can be benign or malignant (cancerous).
Targeted Therapy: A treatment that targets specific molecules involved in cancer growth, often with fewer side effects than chemotherapy.
U
Ultrasound: A non-invasive imaging technique using sound waves to view organs and tissues inside the body, sometimes used to detect tumors.
V
Vaccine: A substance that may prevent certain cancers, like the HPV vaccine that prevents cervical cancer.
W
White Blood Cells: Cells in the immune system that can be abnormal in leukemia and lymphoma.
Wound Healing: The process by which the body repairs tissue after surgery or injury, important for cancer patients undergoing surgery.
X
Xenograft: A method in which cancer cells from a human are implanted into animals (usually mice) to study cancer.
Y
Yervoy: A brand name for a type of immunotherapy drug used to treat melanoma.
Z
Zoladex: A brand name for a drug that can be used in hormone therapy to treat certain types of cancers like prostate and breast cancer.
1. Medical Oncologist
Credentials: M.D. or D.O. (Doctor of Medicine or Doctor of Osteopathy), Fellowship in oncology (after completing residency in internal medicine).
Overview: Medical oncologists specialize in diagnosing and treating cancer using chemotherapy, immunotherapy, targeted therapy, and hormone therapy. They are often the primary doctor managing a patient's care throughout the cancer journey, coordinating treatment with other specialists and managing side effects.
2. Radiation Oncologist
Credentials: M.D. or D.O., Fellowship in radiation oncology (after completing a residency in internal medicine or other relevant fields).
Overview: Radiation oncologists are specialists who use high-energy radiation (like X-rays) to treat cancer. They design and deliver radiation therapy to target cancer cells while sparing surrounding healthy tissues. They also manage any side effects related to radiation treatment.
3. Surgical Oncologist
Credentials: M.D. or D.O., Fellowship in surgical oncology (after general surgery residency).
Overview: Surgical oncologists specialize in the surgical removal of tumors or cancerous tissue. They perform biopsies, tumor resections, and other surgeries to treat or stage cancer. They also assess if surgery is appropriate, often in coordination with other oncologists.
4. Hematologist-Oncologist
Credentials: M.D. or D.O., Fellowship in hematology/oncology (after completing internal medicine residency).
Overview: Hematologist-oncologists treat cancers related to the blood, such as leukemia, lymphoma, and myeloma. They use chemotherapy, targeted therapy, and bone marrow transplants to treat blood cancers and manage blood-related complications from cancer.
5. Palliative Care Specialist
Credentials: M.D., D.O., or Nurse Practitioner (NP) with certification in palliative care, often with additional training or fellowship in hospice and palliative care.
Overview: Palliative care specialists focus on improving the quality of life for cancer patients by managing symptoms like pain, nausea, fatigue, and emotional distress. They work alongside other oncologists to offer relief from the side effects of cancer treatments, focusing on the patient's comfort and well-being.
6. Pathologist
Credentials: M.D. or D.O., Fellowship in pathology (after completing residency in pathology).
Overview: Pathologists analyze tissue samples taken during biopsies or surgeries to determine whether cancer is present, its type, and its grade (how aggressive the cancer is). They play a critical role in diagnosing cancer and providing accurate information to guide treatment decisions.
7. Radiologist
Credentials: M.D. or D.O., Fellowship in radiology (after completing residency in diagnostic radiology).
Overview: Radiologists use imaging techniques, such as CT scans, MRIs, ultrasounds, and PET scans, to detect cancer, monitor treatment progress, and evaluate the extent of the disease (staging). They work closely with oncologists to provide information for diagnosis and treatment planning.
8. Genetic Counselor
Credentials: Master's degree in genetic counseling, Certification by the American Board of Genetic Counseling (ABGC).
Overview: Genetic counselors assess an individual's risk for hereditary cancers based on family history and genetic testing. They provide guidance on genetic testing, interpret results, and help patients make informed decisions about prevention, screening, and treatment.
9. Oncology Nurse
Credentials: Registered Nurse (RN) with specialized oncology training or certification, such as the OCN (Oncology Certified Nurse) credential.
Overview: Oncology nurses assist in the direct care of cancer patients, including administering chemotherapy, managing side effects, providing education, and offering emotional support. They also help with symptom management and coordinate care among the different providers involved in treatment.
10. Oncology Pharmacist
Credentials: Doctor of Pharmacy (Pharm.D.), Board Certification in Oncology Pharmacy (BCOP).
Overview: Oncology pharmacists specialize in the preparation, dosage, and administration of chemotherapy drugs and other medications for cancer patients. They work closely with oncologists to ensure safe and effective drug use and manage potential drug interactions or side effects.
11. Psychologist/Psychiatrist
Credentials: M.D., D.O., or Ph.D. in Psychology; Board Certification in Psychiatry or Psychology.
Overview: Psychologists and psychiatrists help cancer patients manage the emotional and psychological stress that often accompanies a cancer diagnosis and treatment. They provide counseling, therapy, and, if necessary, medication to manage symptoms of depression, anxiety, and other mental health concerns.
12. Nutritionist/Dietitian (Oncology)
Credentials: Registered Dietitian (RD) or Registered Dietitian Nutritionist (RDN), with specialized training in oncology nutrition.
Overview: Oncology dietitians provide nutrition guidance for cancer patients to help manage treatment side effects (e.g., nausea, weight loss, loss of appetite) and maintain overall health during cancer treatment. They assist in creating customized meal plans to support the patient’s specific nutritional needs.
13. Social Worker (Oncology)
Credentials: Master of Social Work (MSW), certification or specialization in oncology social work.
Overview: Oncology social workers assist patients and their families with the emotional, financial, and logistical aspects of cancer treatment. They provide counseling, help navigate insurance or financial concerns, and offer resources for support groups or community services.
14. Anesthesiologist
Credentials: M.D. or D.O., Residency in anesthesiology.
Overview: Anesthesiologists manage anesthesia during cancer-related surgeries or procedures. They ensure that patients are safely sedated or numbed before and during surgery and assist with pain management post-surgery.
15. Interventional Radiologist
Credentials: M.D. or D.O., Fellowship in interventional radiology.
Overview: Interventional radiologists perform minimally invasive procedures using imaging guidance (like CT or ultrasound) to treat certain cancers. This may include biopsies, tumor ablation (destroying tumors with heat or cold), or placing stents or drains to relieve blockages caused by cancer.
16. Occupational Therapist
Credentials: Master’s degree in occupational therapy, with certification in oncology rehabilitation.
Overview: Occupational therapists work with cancer patients to help them regain independence and improve their ability to perform daily activities. They assist with rehabilitation after surgery or treatment, helping with physical limitations or pain.
17. Physical Therapist
Credentials: Doctor of Physical Therapy (DPT), often with specialized oncology rehabilitation training.
Overview: Physical therapists help cancer patients regain strength, mobility, and function after surgery or treatments like chemotherapy or radiation. They focus on pain management, range of motion, and restoring physical capabilities.
18. Hospice Care Provider
Credentials: M.D. or D.O., nurse practitioners, nurses, and social workers with certification in hospice and palliative care.
Overview: Hospice providers specialize in end-of-life care for cancer patients who are no longer receiving curative treatments. They focus on comfort, pain management, and emotional and spiritual support for both patients and their families.
19. Clinical Trials Coordinator
Credentials: Often registered nurses or research coordinators with specialized training in clinical trials.
Overview: Clinical trials coordinators help manage and oversee cancer clinical trials, including enrolling patients, ensuring ethical standards, and monitoring outcomes. They work to ensure that patients are informed about trial options and the benefits and risks involved.
20. Alternative/Complementary Medicine Providers
Credentials: Varies depending on the modality; practitioners may have certification in acupuncture, naturopathy, massage therapy, or other holistic health practices.
Overview: These providers offer complementary therapies to support conventional cancer treatment. This can include acupuncture for pain relief, massage therapy for relaxation, and herbal supplements to enhance overall well-being during treatment.
1. Breast Cancer
Symptoms:
A lump in the breast or underarm.
Changes in breast shape, size, or appearance.
Unexplained pain in the breast or nipple.
Nipple discharge (other than milk), possibly blood-stained.
Treatment:
Surgery (lumpectomy or mastectomy).
Radiation therapy.
Chemotherapy.
Hormone therapy (e.g., tamoxifen, aromatase inhibitors).
Targeted therapy or immunotherapy (for certain types).
HER2-targeted treatments (e.g., trastuzumab).
2. Lung Cancer
Symptoms:
Persistent cough that doesn’t go away or worsens.
Shortness of breath or wheezing.
Chest pain or discomfort.
Coughing up blood or rust-colored sputum.
Unexplained weight loss or fatigue.
Treatment:
Surgery (for localized tumors).
Chemotherapy.
Radiation therapy.
Targeted therapy (e.g., EGFR inhibitors).
Immunotherapy (e.g., checkpoint inhibitors).
3. Prostate Cancer
Symptoms:
Difficulty urinating or frequent urination, especially at night.
Blood in urine or semen.
Pain in the back, hips, or pelvis.
Erectile dysfunction.
Painful ejaculation.
Treatment:
Surgery (prostatectomy).
Radiation therapy.
Hormone therapy (to lower testosterone levels).
Chemotherapy.
Active surveillance (for slow-growing types).
Immunotherapy (for advanced cases).
4. Colorectal Cancer (Colon or Rectal Cancer)
Symptoms:
Blood in stools or rectal bleeding.
Persistent abdominal discomfort (cramps, gas, bloating).
Unexplained weight loss or fatigue.
Changes in bowel habits (diarrhea, constipation).
Feeling that the bowel doesn’t empty completely.
Treatment:
Surgery (removal of the tumor or part of the colon/rectum).
Chemotherapy.
Radiation therapy (especially for rectal cancer).
Targeted therapy (e.g., anti-VEGF therapy).
Immunotherapy (for advanced cases).
5. Skin Cancer (Melanoma)
Symptoms:
New or changing moles or skin lesions.
Irregular borders or color changes in a mole.
Itching, bleeding, or pain in a mole.
Dark or irregularly shaped growths on the skin.
Treatment:
Surgery (removal of the tumor).
Immunotherapy (e.g., checkpoint inhibitors like pembrolizumab).
Targeted therapy (e.g., BRAF inhibitors for specific mutations).
Radiation therapy (for advanced or inoperable cases).
Chemotherapy (in some cases, though less common).
6. Leukemia
Symptoms:
Fever or chills.
Unexplained weight loss.
Fatigue or weakness.
Frequent infections.
Easy bruising or bleeding (e.g., nosebleeds, gum bleeding).
Pain or a full feeling below the ribs due to spleen/liver enlargement.
Treatment:
Chemotherapy.
Bone marrow or stem cell transplant.
Targeted therapy (e.g., tyrosine kinase
1. Chemotherapy and Infusion Procedures:
CPT Code: 96401
Description: Chemotherapy administration, intravenous, single or initial substance/drug.
CPT Code: 96402
Description: Chemotherapy administration, intravenous, additional drug.
CPT Code: 96409
Description: Chemotherapy administration, intravenous push technique; single or initial drug.
CPT Code: 96411
Description: Chemotherapy administration, intravenous push technique, each additional drug.
CPT Code: 96521
Description: Chemotherapy administration, peritoneal cavity, catheter-based infusion, initial.
CPT Code: 96522
Description: Chemotherapy administration, peritoneal cavity, catheter-based infusion, additional.
HCPCS Code: J9000-J9999
Description: Drugs used in chemotherapy (specific codes for each chemotherapy drug).
2. Radiation Therapy Procedures:
CPT Code: 77261
Description: Therapeutic radiology planning; simple.
CPT Code: 77262
Description: Therapeutic radiology planning; intermediate.
CPT Code: 77263
Description: Therapeutic radiology planning; complex.
CPT Code: 77301
Description: Intensity-modulated radiation treatment delivery, including evaluation of planning images, etc.
CPT Code: 77336
Description: Radiation treatment management, 1 session.
CPT Code: 77367
Description: Radiation treatment management, complex.
CPT Code: 77401-77499
Description: Radiation therapy procedures for various delivery types, such as external beam radiation.
3. Surgical Procedures Related to Cancer Treatment:
CPT Code: 19120
Description: Biopsy of the breast, needle; percutaneous, using imaging guidance.
CPT Code: 19281
Description: Placement of a breast localization device for surgical excision.
CPT Code: 19301
Description: Mastectomy, simple, including axillary lymphadenectomy.
CPT Code: 19303
Description: Mastectomy, modified radical, including axillary lymphadenectomy.
CPT Code: 19305
Description: Mastectomy, radical, including axillary lymphadenectomy.
CPT Code: 38500
Description: Biopsy or excision of lymph node(s), cervical, deep.
CPT Code: 44140
Description: Colectomy, partial, with anastomosis.
CPT Code: 47370
Description: Partial hepatectomy (removal of part of the liver).
4. Immunotherapy Procedures:
CPT Code: 96542
Description: Immunotherapy, non-chemotherapy drugs, intravenous or subcutaneous administration.
CPT Code: 96413
Description: Chemotherapy administration, via IV infusion, 1 hour or more.
5. Bone Marrow and Stem Cell Procedures:
CPT Code: 38205
Description: Bone marrow biopsy, aspiration, or both.
CPT Code: 38206
Description: Bone marrow aspiration and biopsy, percutaneous, for diagnosis of cancer.
CPT Code: 38230
Description: Bone marrow or stem cell transplant, autologous.
CPT Code: 38232
Description: Bone marrow or stem cell transplant, allogeneic.
6. Diagnostic Imaging and Procedures for Cancer:
CPT Code: 71250
Description: CT scan, chest, with contrast, for staging cancer.
CPT Code: 71550
Description: Chest X-ray (in cancer management).
CPT Code: 70450
Description: CT scan, head or neck, for cancer detection and staging.
CPT Code: 74177
Description: CT scan, abdomen and pelvis, with contrast, for cancer assessment.
CPT Code: 77058
Description: Mammography, screening for breast cancer.
7. Palliative and Supportive Care:
CPT Code: 99201-99499
Description: Various codes for evaluation and management, including those related to palliative care and symptom management for cancer patients.
CPT Code: 99421-99423
Description: Online digital evaluation and management services, relevant for telemedicine consultations with oncology patients.
CPT Code: 01996
Description: Anesthesia for radiation therapy.
8. Hormonal Therapy Procedures:
CPT Code: 96401-96450
Description: Administration of hormonal therapy (e.g., for breast cancer or prostate cancer) via injection or infusion.
9. Other Cancer-Related Procedures:
CPT Code: 47380
Description: Cryoablation of liver tumor.
CPT Code: 38900
Description: Lymphatic mapping, with sentinel node biopsy, for various cancer types (e.g., breast, melanoma).
CPT Code: 44204
Description: Laparoscopic resection of the colon (for colon cancer).
CPT Code: 76376
Description: MR imaging (MRI) for cancer management.
10. Other Diagnostic Testing Codes:
CPT Code: 88141
Description: Cytopathology, fine needle aspiration, for cancer diagnosis.
CPT Code: 88305
Description: Pathology examination for cancer biopsy.
Notes:
CPT Codes are used to describe procedures performed by healthcare providers. The American Medical Association (AMA) manages the CPT codes.
HCPCS Codes (Healthcare Common Procedure Coding System) are used to describe certain drugs, procedures, and services not covered by the CPT system, such as cancer drugs administered by injection.
ICD-10 Codes are used for the diagnosis of cancer and various types of cancers (e.g., ICD-10 code for breast cancer: C50, for prostate cancer: C61).
Note: The exact codes used can vary depending on the specific treatment and cancer type. Therefore, it’s important to always consult the latest CPT, HCPCS, or ICD-10 coding resources or work with an oncology coder for accurate billing and reimbursement.
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