alexithymia

aleksitymia deficiency in understanding, processing, or describing emotions
2008, Amy Kroska and Sarah K. Harkness, “http://www.jstor.org/stable/20141830 Exploring the Role of Diagnosis in the Modified Labeling Theory of Mental Illness” in (w) LXXI, № 2 (Wrestling with Social Psychology, June 2008), page 195:

Finally, schizophrenic disorders involve impairments of perceptions, including hallucinations and delusions, symptoms that often impair patients’ social and occupational functioning and can create alexithymia (Maggini and Raballo 2004; van ‛t Wout et al. 2007), an inability to recognize one’s own feelings.