Sonia C. Yip

Oncologist

Female📍 Sydney

About of Sonia C. Yip

Sonia C. Yip is an oncologist based in Sydney, NSW, Australia.


In oncology, care can mean many different things, depending on the cancer type and the stage. Sonia works with people who are dealing with solid cancers in the chest, tummy, pelvis and brain. This can include cancers like lung cancer, prostate cancer, bowel or colorectal cancer, ovarian cancer, pancreatic cancer, kidney cancer, and some stomach and gynaecology cancers.


There are also brain and nervous system cancers. Sonia looks after conditions such as glioblastoma, glioma, astrocytoma, and other brain tumours. At times, people are dealing with swelling in the brain or more widespread growth in the brain, and having steady care matters a lot.


Some patients also need help with fluid build-up in the abdomen. Sonia works with people with ascites, which can be uncomfortable and stressful, and needs a plan that fits around symptoms and treatment.


Cancer treatment isn’t one-size-fits-all. Over time, patients may move between scans, blood tests, and treatment decisions. Sonia’s approach is calm and practical, focusing on clear communication and helping people understand what’s happening and what comes next. That can include discussing treatment options, side effects to watch for, and ways to manage day to day impacts.


For people with lung cancers, care may involve managing things like non-small cell lung cancer (NSCLC) or small cell lung cancer (SCLC), as well as neuroendocrine tumours and mesothelioma. With cancers of the upper gut, this can also include gastroesophageal junction cancer and related stomach cancers. Different cancers behave differently, so the plan often changes as new information comes in.


The profile doesn’t list specific years of experience, education history, or research interests. It also doesn’t mention any clinical trial involvement. Even so, Sonia is set up to provide cancer care across a broad range of tumour types, right here in Sydney.


If you’re looking for an oncologist in Sydney, Sonia C. Yip is an option to consider, especially if your needs include both abdominal and brain tumour care, or support for symptoms like ascites.

Services & Conditions Treated

AscitesProstate CancerAstrocytomaBrain TumorColorectal CancerEndometrial CancerGastroesophageal Junction CancerGlioblastomaGliomaGliomatosis CerebriLung CancerMesotheliomaNeuroendocrine TumorNon-Small Cell Lung Cancer (NSCLC)Ovarian CancerPancreatic CancerPancreatic Ductal AdenocarcinomaRenal Cell Carcinoma (RCC)Small Cell Lung Cancer (SCLC)Stomach Cancer

Publications

1 total

Low & Anaplastic Grade Glioma Umbrella Study of MOlecular Guided TherapieS (LUMOS-2): study protocol for a phase 2, prospective, multicentre, open-label, multiarm, biomarker-directed, signal-seeking, umbrella, clinical trial for recurrent IDH mutant, grade 2/3 glioma.

BMJ open • February 10, 2025

Frequently Asked Questions

What conditions do you treat as an oncologist?
I treat a range of cancers, including brain tumors (like glioblastoma and glioma), colorectal cancer, lung cancer (including NSCLC and SCLC), ovarian, pancreatic, gastric and gastroesophageal junction cancers, breast cancer, endometrial cancer, kidney cancer, mesothelioma, and neuroendocrine tumors, among others.
What services do you offer for cancer care?
My services cover medical oncology care for various cancers, including targeted treatments and chemotherapy as appropriate for the diagnosis. I also coordinate care with other specialists and support services as part of a multidisciplinary team.
How can I book an appointment with you in Sydney?
To arrange an appointment, please contact the clinic in Sydney, NSW. The team can help you find the next available slot and provide any preparation guidance for your visit.
What should I expect at my first consultation?
At your first visit, we will review your medical history, discuss your cancer type and stage, talk about treatment options, and plan the next steps. If needed, I’ll outline potential side effects and how we monitor response to treatment.
Do you treat brain tumors and related conditions?
Yes. I have experience with brain tumors such as glioblastoma, glioma, and other gliomatosis-related conditions, and I’ll explain treatment options suitable for each case.
What if I need help deciding on a treatment plan?
If you’re unsure about treatment options, we can discuss the goals, benefits, and risks of each approach, and involve you in shared decision making to choose a plan that fits your values and needs.