[Table/Fig-4]:
Histopathological characteristics of cutaneous amyloidosis^.
| Histopathological characteristics | Clinical diagnosis | Total (n=50) | ||
|---|---|---|---|---|
| MA* (n=35) | LA** (n=8) | BA† (n=7) | ||
| N (%) | N (%) | N (%) | N (%) | |
| Acanthosis | 8 (22.8%) | 6 (75%) | 4 (57.1%) | 18 (36%) |
| Hypergranulosis | 1 (2.8%) | 0 (0%) | 0 (0%) | 1 (2%) |
| Hyperkeratosis | 11 (31.4%) | 7 (87.5%) | 3 (42.9%) | 21 (42%) |
| Parakeratosis | 1 (2.8%) | 0 (0%) | 0 (0.0%) | 1 (2%) |
| Elongation of Rete Ridges | 0 (0%) | 4 (50%) | 1 (14.3%) | 5 (10%) |
| Degeneration of Basal cells | 0 (0%) | 7 (87.5%) | 3 (42.8%) | 10 (20%) |
| Atrophy of epidermis | 1 (2.8%) | 0 (0%) | 0 (0.0%) | 1 (2%) |
| Amyloid in papillary dermis | 28 (80%) | 8 (100%) | 7 (100.0%) | 43 (86%) |
| Pigmentary Incontinence | 3 (8.6%) | 3 (37.5%) | 2 (28.6%) | 8 (16%) |
| Inflammatory infiltrate | 8 (22.8%) | 4 (50%) | 3 (42.8%) | 15 (30%) |
*
MA-Macular Amyloidosis,
**
LA-Lichen Amyloidosis,
†
BA – Biphasic Amyloidosis
^
There are more than one histological feature in multiple cases