Unit 2 delves into the principles of assessment and diagnosis crucial for a patient-centred approach. It includes modules on clinical photography for documentation and communication purposes, smile design for expertly creating aesthetic treatment outcomes, and comprehensive treatment planning to manage complex cases. These modules ensure students gain a systematic approach to patient assessment and treatment planning.   Unit 2 includes the following teaching modules:   Module 4: Assessment and Diagnosis. Module 5: Aesthetic Clinical Photography. Module 6: Smile Design. Module 7: Comprehensive Treatment Planning