A complex cyst has both fluid-filled and solid parts. While a simple cyst only has fluid inside it and is usually not cancerous, a complex cyst can be cancerous. After diagnosticians find a complex mass, they take a samp... More » Health Conditions & Diseases

According to Globe Life Health, a complex hemorrhagic ovarian cyst is a cyst that contains and can release blood anytime. This occurs when blood vessels on the complex ovarian cyst's wall burst and blood gets inside the ... More » Health Conditions & Diseases

A complex ovarian cyst is a sac containing both fluid and solid components that develops within or on the surface of the ovary. Complex cysts do not develop as a normal part of the menstrual cycle, according to Mayo Clin... More » Health Conditions & Diseases
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A synovial cyst on the spine is a benign sac that has filled with fluid. These develop in the lumbar spine's facet joints after degeneration has set in. If these cysts grow large enough, they can lead to spinal stenosis,... More » Health Conditions & Diseases

A synovial cyst is a sac filled with fluid that develops on the spine as a result of spine degeneration, according to Consequently, it is not commonly seen with patients younger than 45. It is most ofte... More » Health Conditions & Diseases

A popliteal cyst, also called a Baker's cyst, is an accumulation of synovial fluid in the back of the knee in an area called the popliteal bursa, according to Mayo Clinic. It can form as a result of joint inflammation, k... More » Health Conditions & Diseases

Doctors diagnose an epididymal cyst with a physical examination that involves shining a light behind the testicular lump to check to see if the cyst is translucent, explains WebMD. The doctor may recommend an ultrasound ... More » Health Conditions & Diseases