4.07 Anatomic and Physiologic Changes in the Skin Flashcards
Pigmentary changes during pregnancy may change during __
early in pregnancy
Pigmentary changes during pregnancy are prominent in __. These increase __.
users of oral contraceptives
alpha-MSH, estrogen, progesterone
What usually causes hyperpigmentation during pregnancy?
controversial
increased placental, ovarian hormone
MSH reversal
Also known as “Mask of Pregnancy” (give two names); irregular, well-demarcated, blotchy, light to dark brown macules/patches in the face
Melasma
Chloasma
Linear, pink-violaceous, atrophic lines that are usually seen opposite skin tension lines like teh abdomen, the breasts, upper arms and lower back
Stretch marks
What causes stretch marks?
rapid stretching of the skin
genetic
increased adrenocortical activity
Hypertrophy of gums, they become large and inflamed, can result to bleeding during brushing
Gingivitis
Red macular or papular telangiectactic puncts with radiating branches and surrounding erythema
Spider nevus
Blood collects in your legs and pressure builds up; veins become weak, large, and twisted
varicosities
Causes of varicosities
familiar tendency
elastic tissue fragility
T/F. Non-pitting edema increases during the day because of increased movement.
False. It decreases during the day.
Why does non-pitting edema decrease during the day?
Due to sodium retention with increased capillary permeability
Which stage of hair growth is longer during pregnancy? What is possible because of this?
Anagen
Hypertrichosis
Because of accelerated nail growth, nails become __
brittle and distal onycholysis is possible
Changes in glandular activity during pregnancy
eccrine - increased
apocrine - decreased
sebaceous - increased
Intact epithelium during neonatal skin that is protected by whitish greasy film that serves as an antibacterial lubricant
Vernix caseosa
Condition where the infant is flaking off of the dried vernix caseosa
Erythema neonatorum
Physiologic vascular pattern reflecting vasomotor instability
Cutis marmorata
Condition otherwise known as blue feet where the hands and sometimes feet become cold and blue
acrocyanosis
Spontaneous hair loss; usually diffused alopecia
Telogen effluvium of the newborn
Multiple, uniform, pinpoint, yellowish papules; most prominent in the nose, cheeks, upper lip, forehead
Sebaceous gland hyperplasia
What causes sebaceous gland hyperplasia?
because of maternal androgens
1-3 nm white globular papules; keratin deposits
milia
Succulent genitalia, mucoid vaginal discharge, withdrawal bleeding
Miniature puberty
