Symptoms vary depending on the size and location of the lump.

Most common symptoms include:

• Pain in the groin area
• Swelling or bleeding

Symptoms of Sacrococcygeal (which develops in coccyx or tailbone) teratoma include:

• Constipation
• Lower abdominal pain
• Pain while urinating
• Swelling in the groin area
• Weakness in the leg

Symptoms of Ovarian teratoma include:

• Severe pain in the pelvis or abdomen.
• If associated with encephalitis, headache and psychiatric symptoms such as confusion or psychosis can be noticed.

Symptoms of Testicular teratoma include:

• Painless swelling or lump in the testicle.

Common tests & procedures

Biopsy: Samples from tumor are examined to detect if it is benign or malignant.

Complete blood count (CBC): To check for any infections or deficiencies.

Sonography: During pregnancy, to identify the abnormalities in the fetus.

CT scan: CT scan of the pelvis - To examine the tumor size and location.

Physical examination: For testicular teratoma, the testes are checked for the lumps by the doctor when presented with testicular pain.