New Lump or Mass

⚠️ New lumps should be evaluated by a physician, especially if hard, fixed, or growing.

A new or growing lump can indicate cancer, lymphoma, or benign conditions. Characteristics (hard, fixed, painless, growing) and context (age, location, duration) guide urgency of evaluation.

Body System: Oncological

Related Diseases

• Stage IV Cancer — Primary tumors or metastatic lymph nodes often present as palpable masses.

Related Compounds

• Pembrolizumab (Keytruda)
• Nivolumab (Opdivo)

Frequently Asked Questions

When is a lump likely cancer?

Features concerning for malignancy: hard, fixed (non-mobile), painless, rapidly growing, >2cm, irregular borders, overlying skin changes. Location matters: neck lumps >40yo, breast masses, testicular masses warrant prompt biopsy. Most lumps are benign (lipomas, cysts), but evaluation is important for new, persistent, or changing masses.