What does a bluish-purple face and lips indicate?

A bluish-purple face and lips commonly indicate a condition known as blood stasis or stagnation, which is often associated with Heart Blood Deficiency. In traditional Chinese medicine, this sign suggests that the body is not receiving adequate blood circulation and oxygenation. When the heart's ability to pump blood is compromised, or when there is inadequate blood volume, tissues may not get sufficient oxygen, leading to a cyanotic appearance—characterized by a bluish tint to the skin and mucous membranes.

Heart Blood Deficiency can result from various factors, including chronic illness, poor diet, or significant blood loss, which can all weaken the Heart's ability to maintain proper circulation. The bluish tint signifies that the body's vital energies are in distress, highlighting the importance of assessing underlying health issues related to the heart and overall blood production.

In contrast, other options such as infantile convulsions focus more on acute neurological symptoms rather than the specific indication of a bluish face and lips. Qi stagnation could lead to other symptoms but does not typically manifest in this particular way. External wind invasion relates more to symptoms such as headache, fever, and chills, which do not directly correspond to a change in skin color.