The symptoms of low-functioning autism can vary from person to person, but some common symptoms include:
Communication difficulties: Difficulty communicating verbally or nonverbally. This may include difficulty understanding and using language, difficulty making eye contact, and difficulty expressing emotions.
Social interaction difficulties: Difficulty understanding social cues and interacting with others. This may include difficulty making friends, difficulty understanding social norms, and difficulty playing with others.
Behavioral problems: Aggressive behavior, self-injury, or elopement.
Restricted interests and repetitive behaviors: Intense interest in a specific topic or activity, and repetitive behaviors such as lining up objects or rocking back and forth.
Sensory sensitivities: Sensitivity to certain sounds, smells, tastes, textures, or lights.