A recent case report of a spinal mass in a patient with spinal cord injury who received an olfactory mucosa implant shows that stem cells are not risk-free, even when done at a reputable hospital rather than at a for-profit quack stem cell clinics.
![Olfactory mucosa tumor](https://i0.wp.com/www.respectfulinsolence.com/wp-content/uploads/2019/07/Mucosaltumor.jpg?fit=1200%2C913&ssl=1)
A recent case report of a spinal mass in a patient with spinal cord injury who received an olfactory mucosa implant shows that stem cells are not risk-free, even when done at a reputable hospital rather than at a for-profit quack stem cell clinics.