Carpal coalition the fifth to eighth weeks. The lunate and triquetral bones are the most common carpal bones to fuse together, resulting in a lunotriquetral coalition in 1% of people. 60% of patients with a lunotriquetral coalition will have it bilaterally. Among isolated incidents the capitate and hamate bones are the next most common to fuse followed by the pisiform-triquetrum, trapezium-trapezoid, scaphoid-capitate, and triquetrum-hamate. Carpal coalitions may further be divided into four subtypes: Generally since carpal-carpal fusions do not cause unease or discomfort for the patient, and do not impair wrist function, treatment is not needed. However, in the minority of cases
Traditional Chinese medicines derived from the human body "cruel or foul". Li Shizhen sharply criticized medicinal usage of bone and flesh. In ancient times, people thought it a benevolent deed to bury discarded human bones. Such people thought that they would be rewarded with good. But some alchemists [方伎] collect human bones and use them as a drug with the hope of making a profit from them. Should this be done to those who save people from diseases? Even dogs do not eat the bones of dogs. Why should a human eat the bones of other humans? (52.27, tr. Luo 2003: 4178-9) Under the 52.34 human flesh entry,