Tramadol is used primarily to treat mild-severe pain, both acute and chronic. Tramadol is recommended for the management of pain in fibromyalgia by the European League Against Rheumatism.ramadol is marketed as a racemic mixture of both R-and S-stereoisomers. This is because the two isomers complement each other's analgesic activity. It is often combined with paracetamol (acetaminophen) as this is known to improve the efficacy of tramadol in relieving pain.
Best Answer: FHD is Full HD or 1080p. UHD is Ultra HD and is almost 4k which is 4 times the resolution of 1080, so UHD is better. For reference, QHD is Quad HD which is 2k, 4 times the resolution of 720p. 4k is better than UHD. Source(s):
Differences Between Transducer, 3D and 4D Ultrasounds. Though all three types of ultrasound use the same technology, the images are quite different. The transducer ultrasound can take pictures of fetal organs, while 3D and 4D ultrasounds focus on external images.