Surgery Lymph node first involved in Ca breast is /are: (A)Axillary (B)Internal mammary (C)Supraclavicular (D)Contralateral axillary A BC B CA C BC D AB 💡 Explanation Lymph node first involved in Ca breast is /are: (A)Axillary (B)Internal mammary (C)Supraclavicular (D)Contralateral axillary ✓ Correct Answer: D. AB