Hypophysitis induced by anti-programmed cell death protein 1 immunotherapy in non-small cell lung cancer: Three case reports

Figure 2 Pituitary magnetic resonance imaging and laboratory examination results in case 2. A: The pituitary was normal when the patient developed nausea and vomiting for the first time; B: Pituitary enlargement was not found when the patient complained of nausea and vomiting for the second time; C: The pituitary was normal after 2 mo of steroid treatment; D: Adrenocorticotropic hormone and cortisol levels; E: Thyroid stimulating hormone and free thyroxine. ACTH: Adrenocorticotropic hormone; TSH: Thyroid stimulating hormone; FT4: Free thyroxine.