Interstate 635 (Texas) Interstate 635 (Texas) Interstate 635 (I-635) is a partial loop around Dallas, Texas, in the United States between I-20 in Balch Springs and State Highway 121 (SH 121) at the north entrance of the Dallas-Fort Worth International Airport in Grapevine. It intersects I-35E at exits 27B–C, but does not connect with I-35W. It is known locally as the Lyndon B. Johnson Freeway, or LBJ, named after Lyndon B. Johnson, the former U.S. Senator from Texas, 37th Vice President, and the 36th President of the United States. Where I-635 ends at I-20, I-20 continues the LBJ Freeway name heading west. Because
Referred itch of low dosage lidocaine and gabapentin might be effective in relieving itch that is thought to originate in the central nervous system. The prevalence of mitempfindung is difficult to determine exactly, because many individuals would not be aware of having referred itch until the phenomenon is explained to them. Consequently, variability exists within the scientific literature as to the actual prevalence of referred itch in humans. Mittelmann (1920) has reported that 8 out of 9 people questioned experienced referred sensations. In 1973, Sterling reported that about half of 20 healthy individuals questioned had mitempfindung. The variability and heterogeneous characteristic of