Occupational Dermatology Flashcards
80% of all occupational skin disorders are?
contact dermatitis: either irritant or allergic
Skin disorders constitute __% of reported occupational disease?
30-35%
Atopic workers are at risk for?
irritant contact dermatitis
Most (70-80%) of contact dermatitis is primarily?
irritant contact dermatitis ICD
Type IV hypersensitivity is associated with?
allergic contact dermatitis ACD
ACD frequent causes include:
metals, resins, fluxes, plants, rubber products
T or F: Atopics are higher risk for ACD?
False. Higher risk for ICD, not ACD.
Hydroflouric acid is used in which industries?
printing, glass etching, wood etching, rust remover
Hydroflouric acid toxicity:
severe, non-apparent burns below skin; pulmonary edema, systemic hypocalcemia/hypomagnesemia; systemic hyperkalemia; V-fib
Pathophysiology of HF toxicity is:
liquefaction necrosis
Treatment of HF dermal:
benzalkonium chloride; calcium gluconate
Treatment of HF systemic:
10% calcium gluconate by IV; monitor cardiac, lytes
“Rose gardener’s disease” is associated with:
sporothrix schenckii
What is classic sporotrichosis lesion?
non-tender ulcerating nodule, secondary lymphatic nodules.
Chloracne is associated with exposure to:
halogenated aromatic hydrocarbons such as dioxin and PCB and herbicides.
Chloracne skin lesions may last up to?
15 years
Scrotal cancer is associated with what exposure?
polycyclic aromatic hydrocarbons PAHs (byproducts of fossil fuel combustion)
Examples of polycyclic aromatic hydrocarbons:
asphalt, coal, oil, mineral, shale.
Squamous cell carcinoma: sunlight exposure is synergistic with ____?
PAHs
Acro-osteolysis is associated with which exposure?
vinyl chloride monomer VC
What is main risk factor for malignant melanoma?
UV exposure
What is main risk factor for basal cell carcinoma?
sunlight ONLY!
