What Are Some Known Causes Of Early Trauma?

Unwelcoming or fearful feelings at discovery of pregnancy
Stressful or abusive relationship between parents during pregnancy or after birth
Maternal stress, fear or depression during pregnancy or infancy
Child was not wanted for some part of pregnancy
Considered or attempted abortion
Biochemical stresses during pregnancy from nicotine, alcohol, pesticides, etc.
Twin lost during pregnancy including early pregnancy or during birth
Chemical induction of labor
Fetal monitors that are screwed into fetus' skull
Premature birth
NICU experience with all accompanying medical interventions
Unusually long or unusually fast labor.
Being stuck during labor
Cord tightly wrapped around the neck
Near death experience or deprivation of oxygen
Medical interventions such as C-section, forceps, vacuum extraction
Anesthesia which breaks the contact between mom and baby
Separation from the mother after birth or for extended periods during infancy
Painful medical interventions such as heal sticks, spinal taps, etc.
Maternal postpartum depression or strong anxiety
Being given up for adoption
Death in the family
Unresolved traumatic history in parents or ancestors, such as early abuse, loss of a parent, traumatic birth, or being given up for adoption
Hospitalization or surgery as an infant, including circumcision
Any particularly painful accident, injury or illness

http://www.beba.org/intro/trauma.php