OncosAI.com

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Cancer guides for patients and caregivers

Plain-language cancer guides about treatment, staging, side effects, clinical trials, and care planning.

Plain-language cancer guides

  • What is chemotherapy? — A plain-English guide to what chemotherapy is, how it works, how it is given, and what to ask before treatment.
  • What is immunotherapy? — Learn what cancer immunotherapy means, why it is different from chemotherapy, and what patients should ask before treatment.
  • What does stage 2 cancer mean? — A plain-language explanation of stage 2 cancer, why staging differs by cancer type, and which questions to ask your care team.
  • Radiation therapy side effects — Understand why radiation side effects happen, why they depend on the treated area, and when to call your cancer care team.
  • How to find cancer clinical trials — A practical guide to finding cancer clinical trials, understanding eligibility, and discussing trial options with your oncology team.
  • Cancer stage vs. cancer grade — Understand the difference between cancer stage and tumor grade, and why both may matter in treatment planning.
  • Questions to ask your oncologist — A practical checklist of questions to ask after a cancer diagnosis or before starting a new treatment.
  • What is targeted therapy? — A plain-language guide to targeted cancer therapy, biomarker testing, side effects, and questions to ask.
  • Biomarker testing for cancer — Understand biomarker testing, tumor markers, mutation testing, and why results can affect cancer treatment choices.
  • What does metastatic cancer mean? — A plain-language explanation of metastatic cancer, distant spread, stage 4, and what to ask after a metastatic diagnosis.
  • Palliative care in cancer — Learn what palliative care means in cancer, how it differs from hospice, and why it can be used alongside treatment.
  • How to read a cancer pathology report — Understand common parts of a cancer pathology report, including diagnosis, grade, margins, lymph nodes, and biomarker results.
  • What is a biopsy for cancer? — Learn why biopsies are done, common biopsy types, how samples are processed, and what questions to ask before a biopsy.
  • PET, CT, and MRI scans in cancer — Understand how PET, CT, and MRI scans can be used in cancer diagnosis, staging, treatment planning, and follow-up.
  • Neutropenia during cancer treatment — Learn what neutropenia means, why infection risk matters during cancer treatment, and when to call your care team.
  • Nausea and vomiting during cancer treatment — A practical guide to nausea and vomiting from cancer treatment, prevention plans, and when to contact your care team.
  • Cancer-related fatigue — Learn why cancer-related fatigue happens, what can make it worse, and what to ask your care team.
  • Hair loss from chemotherapy — Understand why some chemotherapy causes hair loss, what to expect, and what questions to ask before treatment.
  • Cancer clinical trial phases — Learn the difference between phase 1, phase 2, phase 3, and phase 4 cancer clinical trials.
  • Getting a second opinion for cancer — Learn when a second opinion may help, what records to gather, and how to talk with your oncology team.

OncosAI provides educational information only. It does not provide medical advice, diagnosis, or treatment recommendations.