Breast Cancer Misdiagnosis Compensation Claims Guide Despite how well-known breast cancer’s early warning signs are, it is not uncommon to come across medical professionals who fail to promptly diagnose the condition. When misdiagnosed, the treatment of breast cancer can be less effective and may even cause the patient unnecessary pain and suffering. if your breast cancer has been misdiagnosed, you may be entitled to a breast cancer misdiagnosis claim. When diagnosed early, there’s a great chance that breast cancer can be cured. Treatment may include hormonal therapy, chemotherapy, radiotherapy and surgery. But if the cancer goes undetected for long, it could grow and spread to other parts of the body. Therefore, breast cancer misdiagnosis can be very serious.