加味二妙散 治膝肿初起者。
黄柏（七分） 苍术 归尾 赤芍 桃仁 南星 牛膝 胆草（各一钱） 黄芩 连翘 羌活（各五分） 红花
木通 甘草（各三分） 金银花（二钱）
用水二钟。煎八分。加姜汁二匙。食前服。
药酒方 治鹤膝等风。
松节（二两） 青风藤 虎胫骨 草乌（姜汁浸炒） 威灵仙 薏苡仁 杜仲 五加皮（黄连洗） 当归
牛膝 川芎 金银花 红花（各一两） 木瓜（八钱） 白芷 穿山甲 独活 没药 乳香（各五钱） 肥皂
子仁（四两） 核桃仁（四两杵如泥）
烧酒二十斤。黄蜡四两。入坛内。封口。重汤煮三炷香。取出埋土内三日。空心食前任服。核桃肉过口。
五加皮酒方 治鹤膝等风。
五加皮（八两） 当归（五两） 牛膝（四两） 无灰酒（一斗）
煮三香。日二服。以醺为度。
洗方 治鹤膝等风。
蕲艾（半斤）
水煎蒸洗。洗一次。消一分。
神授卫生散 绀珠丹 回阳玉龙膏 大防风汤（见股部） 六味地黄丸 八珍汤 补中益气汤
八味地黄丸 十全大补汤 四君子汤 六君子汤（俱见首卷）
三里发 生三里穴。形如牛眼。五七日出黑血。拘急冷痛。由劳力伤筋所致。惟宜汤药射其外。自愈。
腓 发 生足小肚。寒热烦躁。由肾虚积热所致。初宜卫生散加牛膝、木瓜。已溃。用十全大补汤及肾
气丸补之。出清水者死。
黄鳅痈 生小肚内侧。长三四寸。一名胫阴疽。微红微肿。坚硬加石。痛甚。由脾经湿热。或肝经积愤所
致。初宜五香流气饮。加下部引经药。溃而出清水。呕吐不食者。不治。
青蛇毒 生足肚之下。亦长二三寸。寒热不食。由足少阴太阳湿热下注。蛇头向下者顺。向上难治。宜
针蛇头。出黑血。搽拔疔散。肿处涂离官锭子。内服药与腓 发同。
接骨发 生足接骨之上。足肚之下。形如核桃。色赤坚肿。不痛。宜早出脓。虑其损筋。
附阴疽 生于内踝以上三寸。灵枢为兔啮。初起小泡。渐生赤肿。痛能彻骨。如无脓者。不治。
内踝疽 生于内踝骨上。一名鞋带痈。灵枢为走缓。色不变而石。属肝胃二经虚热。
外踝疽 生于外踝骨上。属胆与膀胱虚热。
穿踝疽 初则内踝肿痛。久则串及外踝。内外通肿也。由足三阴经虚热下注。初宜绀珠丹、荣卫返魂
汤。脓成者针之。溃者补之。补而不应者。必成废疾。灸患足大指端三壮。
湿毒流注 生于足胫。状如牛眼。由风湿外浸。初宜绀珠丹加下部药。
瓜藤缠 生于足胫。结核数枚。肿痛久之。溃烂不已。属足太阳经湿热。初宜荣卫返魂汤加减。或五香
流气饮。
肾气游风 生于足肚。红肿热痛。宜紫苏流气饮。及槟榔丸。
血风疮 生于胫。一名爪风疮。由三阴经风虚血燥所致。初发则瘙痒无度。破流脂水。日渐沿开。宜当
归饮子加栀子、柴胡。忌投风药。如寒热食少体倦者。肝脾郁火也。八味逍遥散。晡热盗汗者。肾肝虚
也。六味地黄丸。若妇人。则由经脉不调。血气渍于足阳明也。五积散加黄柏、牛膝。俱外兼敷洗。
疮 女人为裙风裤口。生于外 者。由三阳经湿热。易治。宜胃苓汤。加紫苏、牛膝以渗湿。次服八珍
汤。加荆芥、防风、羌活、白芷、连翘、金银花以固本。
生于内 者。由三阴经虚热。难瘥。宜补中益气汤。加茯苓、白芍药。及六味地黄丸。八味地黄丸。外兼
洗贴蒸灸等法。
鳝漏 生于腿肚成疮。孔深出水。用锻石二三升入盆内。冲百沸汤。先熏后洗。以疮发痒为效。
四弯风 生于腿弯脚弯。一月一发。痒不可忍。形如风癣。搔破成疮。用大麦一升入砂锅内。水煮麦开
花为度。乘热先熏后洗。日二三次。五七日可愈。
Jiawei Ermiao San (Modified Two-Excellence Powder): Treats initial swelling of the knee.
Huangbai (Phellodendri Cortex, 7 fen), Cangzhu (Atractylodis Rhizoma), Guiwei (Angelicae Sinensis Radix tail), Chishao (Paeoniae Radix Rubra), Taoren (Persicae Semen), Nanxing (Arisaematis Rhizoma preparatum), Niuxi (Achyranthis Bidentatae Radix), Danshen (Gentianae Macrophyllae Radix) (each 1 qian), Huangqin (Scutellariae Radix), Lianqiao (Forsythiae Fructus), Qianghuo (Notopterygii Rhizoma et Radix) (each 5 fen), Honghua (Carthami Flos), Mutong (Akebiae Caulis), Gancao (Glycyrrhizae Radix et Rhizoma) (each 3 fen), Jinyinhua (Lonicerae Japonicae Flos, 2 qian).
Use two zhong of water, decoct until eight fen remains, add two spoons of Jiangzhi (Ginger Juice), and take before meals.
Yaojiu Fang (Medicated Wine Formula): Treats He Xi Feng (Crane's Knee Wind) and similar conditions.
Songjie (Pinus Massoniana Node), Qingfengteng (Sinomenii Caulis), Hu Jinggu (Pantheris Os), Caowu (Aconiti Radix preparata, soaked in ginger juice and stir-fried), Weilingxian (Syneilesis Rhizoma), Yiyiren (Coicis Semen), Duzhong (Eucommiae Cortex), Wujia Pi (Acanthopanacis Cortex) (washed with Huanglian decoction), Danggui (Angelicae Sinensis Radix), Niuxi (Achyranthis Bidentatae Radix), Chuanxiong (Chuanxiong Rhizoma), Jinyinhua (Lonicerae Japonicae Flos), Honghua (Carthami Flos) (each 1 liang), Mugua (Chaenomelis Fructus, 8 qian), Baizhi (Angelicae Dahuricae Radix), Chuanshanjia (Manis Squama), Duohuo (Angelicae Pubescentis Radix), Moyao (Myrrha), Ruxiang (Olibanum) (each 5 qian), Feizaizi Ren (Saposhnikoviae Semen), Hetaoren (Juglandis Semen, 4 liang, pounded into paste).
Twenty jin of Shaojiu (Brewing Wine), four liang of Huangla (Yellow Beeswax). Place in a jar, seal tightly, boil in a double boiler for three incense sticks' duration, remove and bury in soil for three days. Take as desired on an empty stomach. Eat walnut meat to pass through the mouth.
Wujia Pi Jiufang (Acanthopanax Medicated Wine Formula): Treats He Xi Feng (Crane's Knee Wind) and similar conditions.
Wujia Pi (Acanthopanacis Cortex, 8 liang), Danggui (Angelicae Sinensis Radix, 5 liang), Niuxi (Achyranthis Bidentatae Radix, 4 liang), Wuhui Jiu (Pure Wine, one dou).
Boil for three incense sticks' duration, take twice daily, stop when slightly intoxicated.
Xi Fang (Washing Formula): Treats He Xi Feng (Crane's Knee Wind) and similar conditions.
Qi Ai (Artemisia argyi, half jin).
Decoct in water, steam and wash. Each wash reduces symptoms by one degree.
Shen Shou Wei Sheng San, Zhan Zhu Dan, Hui Yang Yu Long Gao, Da Fang Feng Tang (see Thigh section), Liu Wei Di Huang Wan, Ba Zhen Tang, Bu Zhong Yi Qi Tang,
Ba Wei Di Huang Wan, Shi Quan Da Bu Tang, Si Jun Zi Tang, Liu Jun Zi Tang (all see Volume 1).
San Li Fa: Occurs at the Sanli acupoint, shaped like an ox eye. Black blood appears after five to seven days, accompanied by spasmodic tightness and cold pain. Caused by labor injuring the sinews. Only suitable for external application of herbal decoctions; it will heal spontaneously.
Fei Fa: Occurs in the calf muscle, accompanied by chills, fever, and irritability. Caused by kidney deficiency and accumulated heat. Initially suitable for Wei Sheng San added with Niuxi and Mugua. If already ulcerated, use Shi Quan Da Bu Tang and Shen Qi Wan to tonify. If clear fluid is discharged, the prognosis is fatal.
Huang Qiu Yong: Occurs on the medial side of the lower leg, three to four cun long, also known as Jing Yin Ju. Slightly red and swollen, hard as stone, severe pain. Caused by damp-heat in the Spleen meridian or liver qi stagnation. Initially suitable for Wu Xiang Liu Qi Yin, adding herbs that guide medicine downward. If ulcerated and discharging clear fluid, accompanied by vomiting and inability to eat, it is incurable.
Qing She Du: Occurs below the calf muscle, two to three cun long, accompanied by chills, fever, and loss of appetite. Caused by damp-heat pouring downward from the Foot Shaoyin and Taiyang meridians. If the "snake head" points downward, it is favorable; if upward, it is difficult to treat. Suitable to puncture the snake head to discharge black blood, apply Ba Ding San, and smear Li Guan Ding Zi on the swollen area. Internal medication is the same as for Fei Fa.
Jie Gu Fa: Occurs above the tibia, below the calf muscle, shaped like a walnut, red, hard, and swollen, but painless. Suitable to induce suppuration early to avoid damaging the sinews.
Fu Yin Ju: Occurs three cun above the medial malleolus, called Tu Nie in the Ling Shu. Begins with small blisters, gradually becoming red and swollen, with bone-piercing pain. If no pus forms, it is incurable.
Nei Huai Ju: Occurs on the medial malleolus, also known as Xie Dai Yong, called Zou Huan in the Ling Shu. Color does not change but becomes hard as stone. Belongs to deficient heat in the Liver and Stomach meridians.
Wai Huai Ju: Occurs on the lateral malleolus. Belongs to deficient heat in the Gallbladder and Bladder meridians.
Chuan Huai Ju: Initially involves pain and swelling of the medial malleolus, eventually spreading to the lateral malleolus, causing swelling both inside and out. Caused by deficient heat pouring downward from the Three Foot Yin meridians. Initially suitable for Zhan Zhu Dan and Ying Wei Fan Hun Tang. If pus forms, puncture it; if ulcerated, tonify. If tonification fails, disability will result. Moxibustion on the tip of the affected great toe, three moxa cones.
Shi Du Liu Zhu: Occurs on the lower leg, shaped like an ox eye. Caused by external invasion of wind-dampness. Initially suitable for Zhan Zhu Dan added with herbs guiding downward.
Gua Teng Chan: Occurs on the lower leg, several nodules, chronic pain and swelling, non-healing ulcers. Belongs to damp-heat in the Foot Taiyang meridian. Initially suitable for modified Ying Wei Fan Hun Tang or Wu Xiang Liu Qi Yin.
Shen Qi You Feng: Occurs in the calf muscle, red, swollen, hot, and painful. Suitable for Zi Su Liu Qi Yin and Bing Lang Wan.
Xue Feng Chuang: Occurs on the tibia, also known as Zhao Feng Chuang. Caused by wind deficiency and blood dryness in the Three Yin meridians. Initially presents with intense itching, breaking open to exude fatty fluid, spreading day by day. Suitable for Dang Gui Yin added with Zhizi and Chaihu. Avoid wind-dispelling herbs. If accompanied by chills, fever, poor appetite, and fatigue, it is Liver-Spleen depressed fire, use Ba Wei Xiao Yao San. Afternoon fever and night sweats indicate Kidney-Liver deficiency, use Liu Wei Di Huang Wan. In women, it results from irregular menstruation and blood qi soaking into the Foot Yangming meridian, use Wu Ji San added with Huangbai and Niuxi. All should be combined with external washing and application.
Qun Feng Ku Kou Chuang: In women, skirt wind crotch sores. Those occurring on the lateral side are caused by damp-heat in the Three Yang meridians, easy to treat. Suitable for Wei Ling Tang added with Zi Su and Niuxi to leach out dampness, followed by Ba Zhen Tang added with Jingjie, Fangfeng, Qianghuo, Baizhi, Lianqiao, and Jinyinhua to consolidate the root.
Those occurring on the medial side are caused by deficient heat in the Three Yin meridians, difficult to cure. Suitable for Bu Zhong Yi Qi Tang added with Fuling and Baishao, along with Liu Wei Di Huang Wan and Ba Wei Di Huang Wan. External methods include washing, pasting, steaming, and moxibustion.
Shan Lou: Sores forming on the thigh/calf with deep holes discharging fluid. Use two to three sheng of Duanshi (Calcined Alumen) in a basin, pour boiling water over it, fumigate first then wash. Effective when the sore itches.
Si Wan Feng: Occurs in the popliteal fossa and ankle bends, recurring monthly, unbearable itching, resembling wind xeroderma. Scratching breaks the skin forming sores. Use one sheng of Damai (Barley) in a clay pot, boil in water until the barley blooms. While hot, fumigate first then wash, two to three times daily. Healing occurs within five to seven days.