Substrate is very often a big debate in keeping tortoises. I have Russian tortoises, I try to mimic their natural habitat as closely as possible.Since they are an arid species, I use a 50/50 mixture of playsand and topsoil deep enough for the tortoise to burrow.ubstrate is very often a big debate in keeping tortoises. I have Russian tortoises, I try to mimic their natural habitat as closely as possible.
Headaches That May Present With Ophthalmic Manifestations Primary Headache Syndromes Migraine Migraine is the second most common headache syndrome seen in clinical practice. Migraine headache is often characterized as a disabling pain, moderate to severe in intensity, unilateral in location, and pulsatile in quality.
Vascular loop syndrome. 1  A 50 y o male with typical left hemi facial spasm. 2  Routine MRI axial T2w sequences were absolutely normal except tortuous vertebro basilar with marked tortuousity of left sided vertebral. 3  Imaging diagnosis: Vascular loop syndrome with 7th - 8th CN Compression, Hemifacial spasm. Vascular loop syndrome. Abnormal anatomical variation or course of vessel causing symptomatic compression over cranial nerves at IAC or Cp Angle cistern. Spasmodic hyperfunction of nerve due to compression. Compression of 5th CN (Trigeminal nerve) present with trigeminal neuralgia and 7th CN (Facial nerve) present with hemi facial spasm.