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Xu's wife, due to internal emotional depression and inability to express her feelings, suffered internal injury to the Zhen Qi (True Qi) of the viscera, resulting in amenorrhea. The gynecologists failed to identify the root cause and uniformly prescribed heat-clearing and fetal-calming herbs, causing the condition to worsen with each treatment.

Consulting the *Jin Gui Yao Lue* (Essential Prescriptions of the Golden Cabinet), although there are methods using pills like Biejia Jian Wan (Turtle Shell Decoction) for treating consumptive diseases and blood bi, given this emaciated body, it is feared that such strong purgative or resolving treatments would be too harsh. Even if the Lung, Spleen, and Kidney are all diseased, ancient physicians did not employ a generalized, uniform treatment approach.

It is proposed to use Si Yin Jian (Four Yin Decoction) in the morning to nourish Yin and protect the Lung Metal; in the evening, following the precedent of Senior Zhou Shenzhai, use bland foods to nurture Stomach Qi and sweet herbs to benefit Spleen Yin. Since Earth (Spleen/Stomach) is the mother of all things and the Spleen belongs to extreme Yin, other heat-clearing and cough-stopping medications should be set aside. Ye Tianshi said: "Do not administer cooling medicines just because you see heat; do not treat the Lung just because you see cough." This statement is indeed true.

The patient is thin with Yin deficiency, the pulse is deficient and near-rapid. Symptoms include coughing when lying on the side, excessive sweating, and poor appetite. Menstruation has stopped for nine months, with three episodes of uterine bleeding previously. According to her account, she suspected pregnancy due to slight movement in the abdomen. The *Classic of Difficult Issues* states: "If the pulse at the hand Shaoyin (Heart) channel moves vigorously, it indicates pregnancy." It also says: "The body has disease signs, but the pulse shows no pathogenic factors." Given the current pulse and symptoms, it is presumed not to be a sign of pregnancy. If pregnant, it would merely be Qi and Blood deficiency failing to nourish the fetus; although requiring regulation, it remains treatable. If not pregnant, the Sea of Blood is dry, and the condition trends toward deficiency and timidity, making it difficult to initiate treatment. Moreover, during pregnancy, even if disease arises, removing the disease ensures the fetus remains safe. There is no need to blindly investigate whether pregnancy exists; one should only discuss how to treat. By nourishing Yin and protecting the Lung, assisted by regulating Stomach Qi, by the time of the Summer Solstice (when Yin begins to regenerate), Yin Qi can recover, allowing for conservative management.

An Bo's Note: Women prioritize Blood, focusing primarily on the Chong and Ren vessels. The method for treating the Chong and Ren vessels prioritizes nourishing Blood. The Stomach is the root of the Chong Mai (Penetrating Vessel); thus, when Yangming Stomach Qi is vigorous, menstruation flows. Mr. Cheng's method of nourishing Yin and regulating the Stomach is based on this principle.

Convulsions occurring immediately upon fever are called "Acute Convulsion" (Ji Jing) in pediatrics. The *Classic* states: "The color of the East is green, communicating with the Liver." Its pathology manifests as fright and terror. Yesterday the convulsion started, and today the fever persists without receding. Consciousness is confused, unable to cry out, lips are dry, nostrils are parched, the tongue coating is yellow in the center and crimson at the tip. Although this belongs to seasonal dryness pathogen invasion, it must be complicated by latent summer-heat. The combination of these two pathogens causes such violent disease progression: shouting, straining, head retraction, and limb convulsions indicate Liver Wind stirring. Urgent clearing and resolving are required. Maintain this treatment for one period (five days); once pathogens are cleared and heat subsides, stability can be achieved. Summer-heat pathogens lie latent and manifest in autumn. Within three days of onset, high fever triggered convulsions; both new and old pathogens invaded the Heart and Liver internally. Entering the Heart causes coma; entering the Liver causes spasms. Observing the puckering of lips and playing with the tongue, with a crimson tip and yellow coating, indicates significant transformation of latent pathogens into heat. Pathogens in the skin and hair can be resolved by dispersing; latent heat stored internally cannot be removed without clearing. The disease comes violently; delay is unacceptable. One must urgently clear and resolve latent pathogens; there is no other way. After two doses of clearing and resolving, heat reduced by 70-80%. Although convulsions stabilized, consciousness remained unclear, tongue still dry and yellow, lips red, eyes red, indicating residual latent pathogens. Mouth ulcers indicate fire seeking orifices to exit, a sign of Heart heat resolving externally. Clearing medicines remain indispensable. Worrying about heat damaging Yin, adding Yin-nourishing herbs is acceptable. Nine days later, convulsions stopped then restarted; embers reignited. Liver wind extinguished then stirred again. Fortunately, the disease did not arise from vomiting or diarrhea; being Acute Convulsion, it is manageable. Heat is stored internally, yet the exterior is not hot; limbs are cold—this is what is meant by "the deeper the heat, the deeper the cold extremities." If stated that heat damages Yin, the logic holds. But directly diagnosing it as Deficiency-Cold and administering warming tonics is absolutely forbidden. One must still purge pathogens, clear heat, calm the Liver, and extinguish wind. After more than twenty days, convulsions remain unstable; consciousness is confused, teeth are clenched, limbs spasm, head shakes. The syndrome stems from summer latent heat combined with autumn dryness. Upon any heat, convulsion occurs. Pathogens transmit to the Hand and Foot Jueyin channels, hiding deeply within—the meaning of "Zang organs store." Pathogens are hard to enter and hard to exit, so the treatment strategy should be steadfast. There are also early, middle, and late stage treatments in our field: Early stage, pathogens are fierce; treat by clearing and resolving, driving out pathogens quickly to prevent entrapment. Middle stage harmonize Yang and extinguish wind. Late stage only nourishes Yin, preserves fluids, and relieves Liver urgency. If one claimed that at the onset of high heat and convulsion, Guizhi Tang (Cinnamon Twig Decoction) should be taken, wouldn't that be adding fuel to the fire, violating the warning "Once Guizhi enters the throat, Yang excess leads to death"? This disease has persisted until now, yet there is still hope for recovery, fortunately, the patient can eat, and Stomach Qi has not scattered. If warming tonics like Fuzi (Aconite) and Roushu (Cinnamon Bark) were administered, Yang meeting Yang would lead to scorching and drying up; Stomach Qi would perish completely. With the disease collapsing like this, it may be hard to reverse the situation. Latent summer heat manifests in autumn; pathogens sink into Hand and Foot Jueyin. The course has lasted over fifty days. Although Liver wind has settled, spirit remains restless. Tongue is crimson, lips red, nasal ulcers, constipation. Although this is long-term Yin deficiency, the latent pathogens in Heart and Liver have not been thoroughly purged. This year, Shaoyin Jun Fire governs the Heaven (upper half of the year), and Yangming Dry Metal governs the Earth (lower half of the year), hence many heat-dry syndromes occur. Treating disease requires understanding the Six Qi and Five Movements (Yunqi). Relieve Liver urgency to extinguish wind; nourish Kidney fluids to drive out heat. After several days of medication, restlessness ceased, sleep was peaceful, though occasional stiffness remained. The *Classic* states: "All sudden stiffness belongs to Wind." Senior Xu Xuanzhi recorded that after summer-heat wind convulsion, stiffness belongs to Yin deficiency; treatment should nourish Yin and relax sinews. I presumptuously imitate his intent.

An Bo's Note: The phrase "directly invading Heart and Liver" in the case seems somewhat rigid. Summer-heat pathogen loves to invade the Heart; the reason is retrograde transmission from the Lung. When the Lung is diseased, the Liver loses its control, so hand and foot movements become restricted. Regarding the mention of "over fifty days," the pathogen has deeply entered the Lower Jiao Yin division. Thus, the senior physician used formulas like Ganlu Yin (Sweet Dew Decoction) and Maixian Tang (Ophiopogon Decoction); although nominally not treating the Liver, they effectively treated it. The term "Liver Wind" mentioned below seems inappropriate for a chronic, long-standing case. Since the Liver is located lower than the Heart and Lung, how could the pathogen, upon invasion, go directly to the most Yin location?

An Bo's Note: Regarding the concept of a "period" (five days) for pediatric convulsions, only Senior Yu Jiayan refuted it in detail historically, clarifying the distinction. He named it "Wind, Heat, Convulsion, Phlegm." I have traced its origin. Infants have unfulfilled Qi and Blood and immature viscera, easily attracting mild external pathogens. Pathogens linger in the skin and hair, ascend to the Lung. If untreated, they spread to the Pericardium collateral, causing confusion and upward deviation of the eyes. The Lung loses its regulatory function, accumulating fluid into phlegm; the Liver loses its controlling mechanism, allowing it to rise aggressively, causing spasms and convulsions. One should promptly use acrid-cool herbs to open the Lung and sweet-cold herbs to reduce heat. Once the Lung opens, phlegm moves; once heat clears, confusion settles; once confusion settles, the trend of convulsions flattens. If aromatic and mineral-heavy sedatives are suddenly used, Yin fluids will further deplete, and Lung heat will rage unchecked, leading to disastrous consequences. I am truly sorrowful and offer these extra words. If one sees such symptoms and indiscriminately administers convulsion medicines, the grievances suffered by infants are countless.