F20-F29: Schizophrenia, schizotypal and delusional disorders
F21: Schizotypal disorder
Your behavior can seem strange to others, for example. You may seem cold and unapproachable. You might withdraw from your environment. You can become very mistrustful and express unusual opinions. You may brood deeply. One’s perception may also change. You might see, hear or feel things that are not really there.
Patient Disclaimer
The information provided on this page is for general educational purposes only. It is not intended for self-diagnosis and does not replace professional medical advice. Always consult your doctor or a qualified healthcare provider with any questions or concerns about your health.
If you see an ICD diagnosis code (e.g., on a medical report), be aware that doctors may also include additional indicators to express diagnostic certainty. Only a healthcare professional can interpret these codes accurately in the context of your individual case.
For a complete understanding of your condition and what the diagnosis means for you, please speak directly with your doctor.