Neuromyotonia (NMT), also known as Isaacs Syndrome and Isaacs-Merton syndrome, is a form of peripheral nerve hyperexcitability that causes spontaneous muscular activity resulting from repetitive motor unit action potentials of peripheral origin.he three causes of NMT are: 1) Acquired 2) Paraneoplastic 3) Hereditary. The acquired form is the most common accounting for up to 80 percent of all cases and is suspected to be autoimmune-mediated, which is usually caused by antibodies against the neuromuscular junction. The exact cause is unknown.
Quick Answer. Mexico gained independence from Spain on Sept. 27, 1821. On Sept. 16, 1810, Miguel Hidalgo y Costilla declared independence from Spain by issuing the Grito de Dolores and launched the Mexican War of Independence. The war ended with the signing of the Treaty of Cordoba on Aug. 24, 1821.
Spain was the first European country to claim the area of Texas. France held a short-lived colony. Mexico controlled the territory until 1836 when Texas won its independence, becoming an independent Republic. In 1845, Texas joined the United States as the 28th state. The state's annexation set off a chain of events that caused the MexicanâAmerican War in 1846.