Cleidocranial Dysplasia Questions

No it is not truth.
Blood group is not related to defects.
If you have faulty genes then it can cause defects.

Almost all pituitary tumors are benign (not cancer) glandular tumors called pituitary adenomas. These tumors are called benign because they don't spread to other parts of the body, like cancers can. Pituitary cancers (called pituitary carcinomas) are very rare. But we have to look into the details of the problem.
Let's have a detailed discussion to Ensure proper treatment.

If your tumor has been cured, then yes semen production is possible again.
Also to enhance production of semen, I suggest you for ayurveda vaajikaran treatment. Take care.

A genetic disorder, neurofibromatosis is a condition that targets the nervous system. Although there is no known cure, but treatment can help control symptoms. We can further discuss about most appropriate treatment post determining your actual medical status. Let's connect over a call for a better understanding.

The joint hypermobility syndrome is a condition that features joints that easily move beyond the normal range expected for a particular joint. The joint hypermobility syndrome is considered a benign condition.
Your medical condition can be discussed in more detail over a video or audio call for further consultation.

Osteosarcoma is often treated with a combination of therapies that can include surgery, chemotherapy and radiation therapy. Most patients with high grade tumors receive about three months of chemotherapy, known as neo-adjuvant therapy, before surgery.

Congenital deformities of spine are different and muscular dystrophies are different. They are not same.

A neurofibroma is a type of nerve sheath tumor, which is a benign tumor of peripheral nerves. In general, neurofibromas can be divided into two main types: neurofibromatosis I and neurofibromatosis ii. As a birth defect, neurofibromas are considered to be linked with genetic disorders. Although the majority of the tumors are benign, neurofibromas may become malignant in some cases. Or, when the tumors compress nearby structures, serious symptoms such as pain, vision loss, and hearing loss may al...more

Meningomyelocele is the most severe type of spina bifida, a congenital defect that occurs when the backbone and spinal canal fail to close before the baby is born. It is a neural tube defect and is the most common disabling birth defect.
The exact causes of spina bifida are unknown but environmental and genetic factors are thought to play a role in its development.
A baby’s risk of developing the condition is higher if their mother is taking antiseizure medications, having folic acid def...more

It is still very small and can be controlled by medicine but if you are having severe headaches, consult to neurosurgeon.