LOCATION
Posterior to the ear, in a small depression on the mastoid bone, 1/3 of the distance along a curved line drawn from SJ17 to SJ20 following the line of the rim of the ear.
Features
-/-
Body Inches (cun)
Each person has his/her own personal body inches.
One cun is equal to the width of the Knuckle of the thumb.
Nerves, vascular
The anastomotic branches of the greater auricular nerve and the minor auricular nerve, as well as the arteries and veins behind the ear.
Indication
Tinnitusdeafness，swelling and pus from ear，otitis media，headache，retinal hemorrhage；children convulsions，foam in the mouth；respiteasthma；hypochondrium pain.
This is painful point more powerful than TE17.
Combinations
Retinal hemorrhage：TE 19 & TE 20 & EX-HN5 & GB 20 & LI 04.
Head spastic pain ：TE 19 & LR 03.
穴位
在頭部，當角孫與翳風之間，沿耳輪連線的上、中三分的交點處。
特點
-/-
同身寸
針灸取穴比量法。出自《千金要方》。
是指以患者本人體表的某些部位折定分寸，
作为量取穴位的長度單位。
穴區神經血管
耳大神經和耳小神經的吻合支，及耳後動、靜脈。
適應症
耳鳴耳聾，耳腫流膿，中耳炎，頭痛，視網膜出血；小兒驚風，瘈瘲，嘔吐涎沫；喘息哮喘；身熱，脅肋痛不得轉側。
穴位配伍療法
視網膜出血：1.顱息 2.角孫 3.太陽 4.風池 5.合谷
痙攣性疼痛：1.顱息 2.太衝