Identification of contraindications for physiotherapeutic assessment procedure or specific assessment methods is crucial for patient safety and wellbeing. Identification of contraindications is based on knowledge about:

• Normal and pathological physiology of various human organ systems,
• Mechanisms of various assessment methods and their impact on human body, 
• Red flags, signs of critical health conditions and risk factors
• Absolute and relative contraindications for physical effort and other modes of body function assessment
• Cognitive and emotion state, their impact on person's functioning

Identification of contraindications is a skill of merging knowledge with awareness and observation skills.