Pressure Injuries
What areas are most prone to pressure injuries?
Answer: Heels, ankles, hips, and tailbone
What is the most common cause of skin cancer?
Answer: Prolonged UV exposure
What bacteria most often cause cellulitis?
Answer: Group A Strep or Staphylococcus aureus
What tool allows dermatologists to examine skin lesions non-invasively?
Answer: Dermoscopy
First-line treatment for cellulitis?
Answer: IV antibiotics
Name two prevention strategies for pressure injuries.
Answer: Turn q2h, keep skin clean/dry, good nutrition, pressure-relieving surfaces
Which skin cancer is most deadly?
Answer: Melanoma
Which instructions should be given to a patient with impetigo?
Answer: Clean lesions with soap/water
What is the most important prognostic factor in melanoma?
Answer: Tumor thickness (Breslow measurement)
What is a common topical treatment for candidiasis?
Answer: Antifungal powder or InterDry
In dark skin, what color changes might indicate a pressure injury?
Answer: Purple, maroon, gray, black
True or False: People who start indoor tanning before 35 increase melanoma risk by 59%.
Answer: True
Name 2 risk factors for cellulitis.
Answer: Diabetes, obesity, venous insufficiency, recent injury
What are the three main types of skin biopsy?
Answer: Shave, punch, excisional
Which treatment removes necrotic tissue from wounds?
Answer: Debridement
True or False: Blanching is always a reliable assessment for dark skin.
Answer: False
List two risk factors for melanoma.
Answer: Fair skin, family history, immunosuppressive drugs
What are 2 complications of cellulitis?
Answer: Sepsis, osteomyelitis, amputation
Why are pulse oximetry readings sometimes inaccurate in dark skin?
Answer: Melanin absorbs light → overestimates SpO₂
What surgery involves layer-by-layer excision to confirm margins?
Answer: Excisional biopsy (Mohs for melanoma suspicion)
What are 2 treatment strategies for advanced pressure injuries?
Answer: Debridement, medicated dressings, skin grafts
Why are people with dark skin more likely to die from melanoma?
Answer: Lesions harder to see, delayed diagnosis, providers discount concerns
Shingles typically follows what pattern?
Answer: Unilateral, dermatomal distribution
What is examined to ensure complete cancer removal?
Answer: Tissue margins under microscope
What are 2 goals of cellulitis treatment?
Answer: Pain/fever management, treat infection, wound care