In the world of traditional Chinese medicine, practitioners have long understood a fundamental truth: the tongue serves as a window into the body’s internal health. Changes in our organs can manifest through subtle alterations in the tongue’s color, shape, and coating—offering valuable clues about underlying health conditions that might otherwise go unnoticed.
This diagnostic approach recently proved its worth when a young elementary school student visited a TCM clinic seeking treatment for atopic dermatitis on his elbow. During the examination, physician Yingta Lee made a crucial observation that would change the course of treatment entirely.
As Lee examined the child’s tongue, he discovered irregular patches scattered across its surface—a telltale sign of a condition known as geographic tongue. This seemingly unrelated finding would prove to be the key to effective treatment.
“Clinically, this is more common among children,” Lee explained to The Epoch Times. “It is usually associated with weaker digestive function and reduced immunity.”
Rather than focusing solely on topical treatments for the skin condition, Lee took a holistic approach. He prescribed Chinese herbal medicine specifically designed to strengthen the child’s digestive system. This decision, based on what the tongue revealed about the patient’s internal health, led to remarkable results.
After completing the prescribed treatment period, the young patient’s atopic dermatitis disappeared completely. The success of this case illustrates how tongue diagnosis can uncover root causes of health issues that might not be immediately apparent through conventional examination methods.
The practice of tongue diagnosis in traditional Chinese medicine operates on the principle that different areas of the tongue correspond to various organ systems throughout the body. Practitioners examine multiple factors including the tongue’s color, texture, moisture level, and any unusual markings or coatings that may be present.
Geographic tongue, the condition observed in this case, typically appears as irregular, map-like patches on the tongue’s surface. While often harmless on its own, it can signal underlying digestive issues or immune system imbalances that may contribute to other health problems throughout the body.
This diagnostic technique represents centuries of accumulated medical knowledge, offering healthcare providers additional insights into their patients’ overall health status. By recognizing these subtle signs, practitioners can often identify and address health issues before they develop into more serious conditions.
The success story of the young patient demonstrates how integrating traditional diagnostic methods with modern healthcare approaches can lead to more comprehensive and effective treatments, addressing not just symptoms but underlying causes of illness.



















































