A 58-year-old woman with a 10-year history of bronchiectasis experiencing an acute flare-up of coughing, yellow-green sputum, and hemoptysis was managed using a heat-clearing and phlegm-resolving herbal strategy.

Case ID: CHC-0046

Case Summary

This case describes a 58-year-old woman who presented with an acute exacerbation of her chronic bronchiectasis after catching a cold. She suffered from a severe cough producing copious yellow-green sputum laced with blood. The original report documented a conventional diagnosis of bronchiectasis and a TCM assessment of Cough driven by Phlegm-Heat Obstructing the Lungs. The patient was managed through a targeted herbal approach utilizing bitter and cold botanicals to aggressively clear the deep Lung fire, resolve the thick phlegm, and stop the respiratory bleeding.

Patient Presentation

• Patient: 58-year-old female (Surname: Yu).
• Main Complaint: Cough with copious yellow-green sputum and small amounts of bright red blood, accompanied by chest tightness.
• History: The patient sought initial consultation on September 11, 2021. She had a 10-year history of bronchiectasis, characterized by recurrent episodes of coughing and sputum production. One week prior to the visit, she caught a cold, which triggered a severe flare-up. The cough was accompanied by abundant yellow-green sputum that was difficult to expectorate and contained fresh red blood streaks. She also reported chest tightness, a dry and bitter mouth, and abnormally red lips. Prior self-medication and local clinic treatments yielded no significant results.

Examination and Diagnosis

• Conventional Diagnosis: Bronchiectasis.
• TCM Tongue and Pulse: The tongue was red with a yellow, greasy coating. The pulse was slippery and rapid (脉滑数).

TCM Assessment

The original practitioner interpreted the presentation as Cough driven by Phlegm-Heat Obstructing the Lungs (咳嗽 – 痰热阻肺).

According to the holistic principles of yin and yang Chinese Medicine the Lungs require a clear and cool environment to function properly. In this patient, an external cold pathogen invaded the body and rapidly transformed into heat, deeply aggravating her chronic underlying condition. This intense internal heat “cooked” her bodily fluids into thick, sticky, yellow-green phlegm.

The intertwined phlegm and heat physically obstructed the Lungs, impairing their ability to descend Qi, which resulted in the severe cough and chest tightness. Furthermore, the intense fire scorched the Lung collaterals (micro-vessels), causing them to bleed, manifesting as the fresh red blood streaks in her sputum. The red tongue, yellow greasy coating, and slippery-rapid pulse provided definitive objective confirmation of this heavy internal phlegm-heat accumulation.

Treatment Approach

The primary treatment principle was to clear heat and purge fire, transform phlegm and stop the cough (清热泻火，化痰止咳). The strategy relied heavily on bitter and cold medicinals to directly extinguish the localized inflammatory fire and thin the sticky phlegm, allowing it to be safely expelled.

Herbal Formulas and Modifications

• Initial Formula (September 11, 2021): A 12-herb decoction designed to aggressively clear Lung heat and stop bleeding.
  • Clearing Heat and Purging Fire: Huang Qin (Scutellaria, 10g) and Zhi Zi (Gardenia, 10g) are bitter-cold herbs used to forcefully clear excessive heat and purge fire from the Lungs and San Jiao. Yu Xing Cao (Houttuynia, 10g) specifically clears Lung heat and resolves toxicity, making it highly effective for purulent Lung infections.
  • Resolving Phlegm and Opening the Chest: Gua Lou Pi (Trichosanthes Peel, 15g), Zhe Bei Mu (Fritillaria, 10g), Sang Bai Pi (Mulberry Bark, 15g), Ban Xia (Pinellia, 10g), and Zhu Ru (Bamboo Shavings, 10g) work synergistically to clear heat, aggressively break down the thick yellow phlegm, and direct Lung Qi downward to stop the cough and relieve chest tightness. Chen Pi (Tangerine Peel, 5g) regulates Qi and dries dampness.
  • Stopping Bleeding and Generating Fluids: Xian He Cao (Agrimony, 10g) strongly astringes and stops the bleeding in the respiratory tract. Lu Gen (Reed Rhizome, 12g) clears heat while generating fluids to soothe the dry mouth. Gan Cao (Licorice, 6g) harmonizes the decoction.
• Second Visit (September 18, 2021): After 7 doses, the cough and chest tightness were noticeably reduced, the sputum was easier to expectorate, the blood streaks were alleviated, and the dry, bitter mouth improved. The intense heat had been subdued. To prevent the heavy cold herbs from damaging the digestion, the practitioner added Bai Zhu (12g) and Fu Ling (10g) to strengthen the Spleen and dry dampness. (7 doses prescribed).
• Third Visit (September 25, 2021): The patient’s spirit was good, the cough was largely resolved, and she only occasionally produced a small amount of thin, white sputum. Her appetite was normal. Her tongue had returned to a healthy pale red with a thin white coating, and the pulse was floating. The practitioner instructed her to finish 7 more doses of the modified formula to consolidate the cure before stopping the medication.

Why This Case Is Interesting (Clinical Reasoning)

The notable feature of this case is the classical application of “bitter and cold” herbs for a destructive, heat-driven respiratory condition. Bronchiectasis often presents with recurrent structural infections that TCM categorizes as deep Phlegm-Heat.

The commentary cites the historical physician Wang Ang, who noted that “phlegm follows fire to ascend, and fire leads phlegm to run rampant.” When treating this type of solid internal heat, one cannot simply use mild cough suppressants; one must use bitter, cold herbs to aggressively clear the fire and physically dissolve the phlegm. By combining Huang Qin and Zhi Zi with targeted Lung-clearing herbs like Yu Xing Cao and Gua Lou Pi, the treatment rapidly extinguished the inflammatory fire, stopped the tissue bleeding, and restored the Lung’s natural descending function.

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Source Original source: Qingyuan Maternal and Child Health Hospital / Guangdong Provincial Administration of Traditional Chinese Medicine Original title: 【以案说医】曾宪进：清热泻火，化痰止咳法治疗支气管扩张症案 Practitioner: Professor Zeng Xianjin (曾宪进) Publication date: September 17, 2024 Original language: Chinese ChineseHerb.org version: English translation and editorial adaptation