What condition is characterized by motor neuropathy in the upper extremity and limited joint mobility?

The condition characterized by motor neuropathy in the upper extremity and limited joint mobility is Charcot arthropathy. This condition arises when there is damage to the nerves, leading to a loss of sensation and control over the affected joints. In the case of Charcot arthropathy, the combination of neuropathy and joint instability can result in destructive changes within the joints due to repeated stress and injury, ultimately leading to deformities and limited mobility.

Charcot arthropathy is often associated with diabetes mellitus and can affect the feet and ankles, but can also impact the hands and upper extremities in some cases. The motor neuropathy results in weakness and loss of proprioception, which in turn compromises joint stability and results in progressive damage.

The other options specify conditions that do not align with both motor neuropathy characteristics and limited range of motion in the way that Charcot arthropathy does. For instance, claw toes are a specific deformity of the toes, not a comprehensive condition affecting mobility; Charcot disease is a less specific term that can refer to various conditions but does not directly pertain to the specific symptoms in question; diabetic neuropathy primarily refers to nerve damage resulting from diabetes, which may not always include joint mobility issues.