Flashcards in Chapter One Clinical Considerations Deck (12)
What is psoriasis vulgaris?
Build up of keratinocytes in the stratum corneum leading to patchy skin lesions
What signs and symptoms accumulate with psoriasis vulgaris?
Fast acting mitosis of skin cells, inflammation of dermal papillae, patchy skin lesions
What are spots with extra pigmentation due to increased melanin but not an increase in melanocytes?
What is vitiligo?
Patches of skin that lack melanocytes
What is the cause of vitiligo?
Unknown, but it associated with other types of diseases which means there could be another link
What are locations of discoloration due to proliferation of melanocytes?
What is another term for moles?
What occurs when melanocytes become extremely mitotic and invade the dermis?
What occurs when melanocytes fail to produce melanin?
What causes psoriasis vulgaris?
Accelerated keratinocyte life cycle (1 week) due to fast mitosis leading to their accumulation in the stratum corneum
What part of the dermis becomes inflamed in psoriasis vulgaris?