LECTURE 75 - OTC primer Flashcards
(72 cards)
Describe the cause of lice
The head louse (pediculus humanus capitus) transmitted via direct contact
Describe common reactions caused by lice
Itching / scratching
Redness
Small wounds
List considerations for lice
Often overtreated:
Requires distinction between inactive & active forms of lice
Low threshold for referral:
Recurrent, age < 2 YO, involvement in hair outside of scalp
Describe the cause of sunburn
continuous exposure to UV radiation
What is the typical timeline for resolution of sunburn?
normally < 7 days
List options for the prevention of sunburn
- Sunscreen/block
- Clothing or hats
- Limiting sun exposure
Describe common reactions caused by sunburn
Pain
Redness
Blistering
Peeling
Itching
List the indications for referral of a patient with sunburn
- Extensive burns (> 20% BSA affected with blistering)
- Intense pain
- Infants
- Severe blistering (swelling, pus, yellow/red blisters)
List the indications for referral of a patient with minor wounds
- Wound from a bite
- Bleeding > 5 minutes that won’t stop
- Signs of infection
- Contains foreign matter
- Deep / Acute / Chronic wounds
- Immunocompromised and/or diabetes
Describe the cause of warts
Damaged skin that allows HPV to enter the body
What is the timeframe for resolution of warts without treatment?
months - even years
Describe potential ways to prevent warts
adequate hygiene
Describe common reactions to warts
Pain
Impact on foot functionality
Social stigma
List the indications for referral of a patient with warts
- Warts on face or genitalia
- Several warts
- Warts that burn, itch, or bleed
- Concerned that the growth is not a wart
- Immunocompromised and/or have diabetes diagnosis
Describe the cause for corns/calluses
Dead skin that hardened by constant friction, typically seen in shoes that do not fit appropriately
Describe the presentation of calluses
Can appear anywhere
Typically on a larger area
Describe the presentation of corns
Typically small & on the tops/sides of toes or balls of feet
Describe the cause of athlete’s foot
fungal infection
List potential ways to prevent athlete’s foot
- Good hygiene
- Moisture-wicking shoes/socks
- Foot powders
- Proper footwear
- Treatment of hyperhidrosis
Describe common reactions to athlete’s foot
Ulcers
Foul odor
Erosions
Secondary infections
List the indications for referral of a patient with athlete’s foot
- Recurrent
- Failed a prior tx
- Infection has spread
- Genitalia involved
Describe the cause of hemorrhoids
increased pressure in the lower rectum
What is the typical resolution timeframe for hemorrhoids?
a few weeks or months
List options for prevention of hemorrhoids
Adequate fiber intake
Staying hydrated
Avoid strain during bowel movements