Sulphocyanide of Mercury. (Pharaoh's Serpents.) Hg(SCN)2.
Clinical.-Diphtheria. Å’sophagus, stricture of.
Characteristics.-The well-known scientific toy called "Pharaoh's serpents" is composed of the sulphocyanide of mercury. A boy ate one "serpent," and a man took one in water. The symptoms were observed on these two.
1. Mind.-Excessive anxiety.
2. Head.-Vertigo on attempting to rise.
6. Face.-Pallor, great weakness, cold skin, and frequent shivering.
8. Mouth.-Constant salivation.-Disgusting metallic taste.
9. Throat.-Extreme redness of throat, with white membrane on tonsils.-Most violent burning in fauces.-Heat and constriction in oesophagus, with difficulty in swallowing and burning in epigastric region and nausea.
11. Stomach.-Vomiting.-Epigastrium painful to pressure.
13. Stool.-Bloody stools.
17. Respiratory Organs.-Voice rough and hoarse.-Tenacious expectoration.
19. Heart.-Pulse intermitting every three beats.
22. Upper Limbs.-Pain in shoulder-joint.
24. Generalities.-General prostration for some days.