anatomy figure 3d model

First: What Is Cancer? (Foundation) Cancer = uncontrolled abnormal cell growth Due to: DNA mutation Loss of cell cycle regulation Failure of apoptosis Ability to invade and metastasize Hallmarks (Robbins style): Self-sufficiency in growth signals Insensitivity to growth inhibition Evading apoptosis Angiogenesis Metastasis Immune evasion Now let’s classify cancers properly. MAJOR CLASSIFICATION OF CANCER All cancers fall into 5 main groups: Carcinomas Sarcomas Leukemias Lymphomas Myelomas We start with the biggest one.1️⃣ CARCINOMA (Most Common – 80–90%) Origin: Epithelial cells (Organs, glands, skin lining) Common examples: A. Breast Cancer Risk factors: Female Estrogen exposure Family history (BRCA1, BRCA2) Late menopause Obesity Types: Ductal carcinoma (most common) Lobular carcinoma Symptoms: Breast lump Nipple discharge Skin dimpling Axillary lymph node enlargement Spread: → Lymph nodes first → Bone, liver, lung Diagnosis: Mammogram Biopsy Treatment: Surgery Chemotherapy Radiation