Does serious illness increase the risk of developing PTSD? We wrote about this topic back in 2011. At that time, a study in the Journal of the American Academy of Orthopedic Surgeons reported that 20-51% of patients who suffered musculoskeletal injuries went on to develop PTSD. Another study, from the Journal of Psychosomatic Research, found that 36-45% of the 121 ovarian cancer survivors in their longitudinal study experienced PTSD at some point between the start of their chemotherapy treatments and their 3-month post-treatment follow-up appointment. Overall, that’s a lot of patients developing PTSD after undergoing treatment for illness or injury….