Key blood tests for kidney function include serum creatinine, blood urea nitrogen (BUN), and estimated glomerular filtration rate (eGFR), which help diagnose and monitor kidney diseases.

Blood tests in personalized medicine help tailor treatments to individual genetic profiles, ensuring more effective and safer healthcare outcomes.

Essential blood tests like HbA1c and fasting glucose are crucial for diabetes management, helping monitor blood sugar levels and guide treatment plans.

Blood tests in oncology play a crucial role in early cancer detection and monitoring treatment efficacy, enabling timely intervention and personalized care.