41-8 The spinal cord ends at L1 or 2; the subarachnoid space continues to the second sacral level. Between these levels, frequently above or below L.V.5, the subarachnoid space is tapped in lumbar puncture. The needle traverses the interspinous ligament and pierces the ligamentum flavum between the laminae.
A cyst is a small sac that can grow on the skin, organs, and other body tissues. There are hundreds of different types of cysts, most of which are harmless.In some rare cases, however, these structures can be a sign of a more serious condition, such as a hormonal imbalance or cancer. cyst is a small sac that can grow on the skin, organs, and other body tissues. There are hundreds of different types of cysts, most of which are harmless.
I can only give you the definition of anechoic cysts. It means that the cyst absorbs the sound waves of the ultrasound and doesnt bounce them back. I dont know if that indicates a fluid filled cyst. (A simple cyst would be good if you have a cyst.) A cyst is a closed pocket or pouch of tissue.