The silent disease emerging as major public health concern

Hyderabad: The kidneys are among the body’s most vital organs, filtering nearly 180 litres of blood daily to remove waste products whilst regulating blood pressure and supporting overall physiological health. However, kidney cancer, particularly renal cell carcinoma, has emerged as a major public health concern worldwide. RCC accounts for nearly 90 per cent of all cases, originating in microscopic tubules, with men twice as likely to develop it than women. Globally, over 430,000 new cases are diagnosed annually, causing 175,000 deaths. While less common in India than breast or lung tumours, its incidence is rising steadily in urban populations.

Known as a silent cancer, it frequently presents no symptoms until reaching an advanced stage. Prominent risk factors include obesity, which creates a chronic inflammatory environment, and tobacco smoking, which exposes delicate tissues to filtered carcinogens. Hypertension causes vascular stress that damages renal tissue, whilst inherited genetic conditions like Von Hippel-Lindau syndrome also increase individual risk. Today, many cases are discovered incidentally through routine scans for unrelated conditions, vastly improving early intervention.

Treatment options have undergone a remarkable transformation. While surgical removal remains the cornerstone for early-stage disease, precision medicine has revolutionised advanced care. Targeted therapies block specific molecular pathways driving tumour growth, whilst adjuvant immunotherapy empowers the immune system to destroy cancer cells, significantly extending disease-free survival for high-risk patients.

Despite these medical advances, public awareness remains remarkably low. There are no population-wide screening programmes, and preventative strategies like tackling obesity, reducing tobacco consumption, and managing high blood pressure are essential to reduce the disease burden. World Kidney Cancer Day 2026, observed on the third Thursday of June, focuses on the theme Kidney Cancer and Emotional Wellbeing to highlight the psychological impact on patients. Enhanced awareness, healthier lifestyles, and early detection remain the most powerful tools against this silent disease.