Cases for Recognised medical conditions

Held: 

• Abnormality of the mind 
• The resonable person would deem it abnormal 
• setence reduce from murder to manslaughter 

R v Byrne sets out the modern test for abnormality of the mind:

"a state of mind so different from ordinary human beings that the reasonable person would term it abnormal."

Held: 

• Personality disorder amounts to abnormality of the mind 
• it impairs mental responsibilities 
• murder conviction quashed 

Paranoia amounts to Diminished responsibility.

Held: 

• Murder conviction quashed + retrial ordered.

Epilepsy can amount to Diminished responsibility

Held:

• convicted of manslaughter for diminished responsibility. 

Depression can amount to Diminished responsibility.

Held:

• D was sentenced with manslaughter with diminished responsibility. 

Post Natal depression can amount to Diminished responsibility.

Held: 

• Post traumatic stress disorder can amount to Diminished responsibility

Held: 

• Asperger's syndrome can amount to Diminished responsibility.