Adrenal

Diagram showing the HPA axis: the hypothalamus secretes CRH, stimulating the pituitary gland to secrete ACTH, which stimulates the adrenal gland to secrete cortisol; cortisol provides negative feedback to the hypothalamus.

Adrenal Cortical Insufficiency

Diagram showing Tanner stages I–V of female breast development and pubic hair growth, with front, side, and genital views.

Puberty

Popular

Diagram showing five types of peri-orbital cellulitis, with blue circles representing the globe and red or yellow areas representing cellulitis or pus in pre- and post-septal locations.
Nose

Peri-orbital cellulitis

by Mr Abdul-Karim Nassimizadeh ENT consultant and Dr Bindy Sahota

Holistic care

Palliative Care

by Dr Claire Wastakaran and Dr Anton Mayer

Diagram of the heart and great vessels showing an open ductus arteriosus and a black arrow indicating blood flow from the descending aorta toward the pulmonary artery.
Congenital Heart Defects

Patent Ductus Arteriosus

by Ms Asia Chan (Medical student) and Dr Saad Malik (Paediatrician)