Occasional stabbing pains in the left breast of short duration may be due to a variety of reasons including breast enlargement, rib lesions, and neurosis.
1. Breast enlargement: If a woman experiences occasional stabbing pain in the left breast, it may be due to breast enlargement. Breast enlargement can present with tingling and swelling in the chest, and a lump may be palpable in the breast.
2. Rib lesions: Costal chondritis and intercostal neuralgia are often characterized by stabbing pains in the chest, which usually last for a short time and can be relieved by rest.
3. Neurosis: usually seen in younger people, often due to overexertion, late night and other abnormal discharge of the heart or nerves, appearing in the left chest wall for a short period of tingling, can be improved after rest.
If you have tingling pain in the left chest, it is recommended to consult a doctor for examination to clarify the cause.