Cushing syndrome can cause easy bruising because excess cortisol thins the skin.
Notes on verification
Confirmed by multiple reputable medical sources (Merck Manual, Yale Medicine, News-Medical, Cleveland Clinic) with consistent mechanistic explanation of cortisol-induced dermal protein breakdown and vascular weakening.
Sources
- Random Bruising: 13 Possible Causes Excluding Obvious Injury (healthline.com)
- https://www.merckmanuals.com/professional/endocrine-and-metabolic-disorders/adrenal-disorders/cushing-syndrome (merckmanuals.com)
- https://www.news-medical.net/health/Cushings-Syndrome-and-Skin-Problems.aspx (news-medical.net)
- https://www.yalemedicine.org/conditions/cushings-syndrome (yalemedicine.org)