What indicates a progression to the Xue (Blood) Level?

The presence of symptoms worsening along with bleeding is a clear indication of progression to the Xue (Blood) Level in Traditional Chinese Medicine (TCM). When a condition reaches this stage, it typically signifies a significant deterioration in health. Bleeding is a critical indicator, as it often reflects deeper pathological changes occurring within the body, specifically in the blood and related organ systems.

In TCM, the Blood Level represents a more advanced state of illness where the internal environment has become increasingly compromised. This level is often marked by severe symptoms, including hemorrhaging, and indicates that the disease has penetrated deeper than just superficial levels, such as the Qi Level or the Wei Level (Defensive Level). Therefore, the worsening of symptoms alongside bleeding may suggest an acute situation that requires immediate attention and treatment.

The other options relate to symptoms that do not reflect such a serious progression. For example, a skin rash or a significant improvement in symptoms suggests a different diagnostic context, most likely at less severe stages of illness. Similarly, a decrease in body temperature does not align with the critical signs found at the Blood Level and could instead point to other conditions that do not involve the same urgency or severity as those associated with bleeding and symptom escalation.