| Their clinical symptoms were primarily hyperkeratosis and hyperpigmentation, which are well-recognized signs of arsenicalism. |
| Sunblocks and antioxidants also remove post inflammatory hyperpigmentation to a large extent. |
| Wrinkling, yellowing, leatheriness, mottling and hyperpigmentation are all associated with sun damage. |
| Physical examination revealed a blue-gray hyperpigmentation of the forehead, cheeks, nose, malar regions and chin. |
| Some patients never develop the full classical triad of hyperpigmentation, hypotension, and hyponatraemia. |
| Hyperthyroidism causes a pattern of hyperpigmentation similar to that in Addison's disease, especially in patients with darker complexions. |
