Sebaceous and Sweat Gland Disorders Flashcards
Sebaceous Gland Locations
Fordyce is in mucous membranes
-Meibomian is eye lid
Acne Pathogenesis
- Poral occlusion from epithelial proliferation or cosmetics leads to backup of sebum
- Sebum can rupture and lead to inflammatory cascade and oxygen radical release
- P Acnes digests triglycerides in sebum leading to further inflamation through TLR2 and type 4 reaction
Other Acne Factors
- Hormones (DHT)
- Sebum productin
- PCOS
- Androgen tumor (21 alpha or other)
- Mechanical
- Drugs: Steroids,
- Tropical
Other forms of acne
Common
- Congoblate
- Fulminans when there is systemic signs
- Excoriated
Late Onset Acne
-Women on chin, nodular
Topical Treatments
- Cleansing
- Benzoyl peroxid
- Alzaleic acid
- Topical Abx (Clinda, eryhtro)
- Retinoids (decrease TLR2 and normalize proliferation)
Systemic
-Abx: Tetracylcines, minocylcine (lipid soluble, can lead to lupus and hyperpigmentation)
Hormonal
OCP
-Spironolactone
Isotretinoin
- Depression and suicidal ideation
- Intracranial HTN’
- Increased Scarring
Scar Tx
- Lasers
- Dermabrasion
- Dermal Fillers
Rosecea
- Older individuals
- No comodones
- Central Face
- Bacteria and sebum production are normal
Papular Rosecea
-Abx: tetracycline, metrogel, azaleic acid
Eryhtrodermotelangectatic
-Lasers
Hyperhidrosis
- Generalized: look for systemic disease
- Localized associated with anxiety
Hyperhidrosis Tx
- Aluminum Chloride
- Anticholinergics
- Ionotophoresis
- Botox
Hypohydriotic Ectodermal Hypoplasia
- XLR
- Poor hair and teeth
Miliaria
Crystalina-clear vesicles
-Rubra - Red itchy papules
Hidraditnitis Supperativa
-Apocrine gland
Fox Fordyce
-Miliaria of apocrine glands: Seen in axilla and groin