Difference between revisions of "Tick Dermatosis"
Jump to navigation
Jump to search
| Line 8: | Line 8: | ||
**May form granulomas containing collagenous fibres and lymphoid follicles within dermis | **May form granulomas containing collagenous fibres and lymphoid follicles within dermis | ||
| − | |||
| − | |||
[[Category:To_Do_-_Clinical]] | [[Category:To_Do_-_Clinical]] | ||
Revision as of 10:46, 30 June 2010
- Local reaction depends on host hypersensitivity and tick's secretions
- Grossly:
- Focal erosions, erythema, crusted ulcers, sometimes alopecia and nodules
- Microscopically:
- Epidermal and dermal necrosis
- Perivascular of diffuse inflammation and necrotic margins
- Eosinophils, macrophages and lymphocytes in exudate
- May form granulomas containing collagenous fibres and lymphoid follicles within dermis