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MichelleMichelle Crash Crash Course Study Guide with
Course
complete solutions | 100% Verified Answers | Latest
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1.
2025/2026 Update
2. Contact dermati- - linear distribution, localized
tis -Treatment: topical steroids
3. Vesicular lesions treat within 48-72 hours with antiviral medication.
4. Chronic ulcerative - autoimmune
stomatitis - larger in size and number
-weeks-months to resolve
-resistant to topical steroids
-Treatment: Hydroxychloroquine.
5. Impetigo -Honey crusted
-Yellow-dry drainage
-usually on face
-Bullous vs. Nonbullies
-Bullous typically MRSA, Treatment is doxycycline
6. Pityriasis rosacea "CHRISTMAS TREE" pattern rash (rash on CLEAVAGE lines). "HERALD PATCH" -
spreads to back and abdomen
-usually goes away on own
7. Brown recluse spi- - possible white halo
der bite -Systemic symptoms
8. Erythema Mi- - Treatment is doxycycline
grans (Lyme dis- -RMSF: North Carolina, tick bite, rash on palms/soles
ease) and RMSF -3-5 days after symptoms begin
-Lyme disease: "bulls' eyes"/Target lesion
- doxycycline (amoxicillin if pregnant).
9. Measles (Rubeola)
, Sarah Michelle Crash Course
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- kolpiks spots
- fever
-cough, congestion, conjunctivitis
-3-5 days after initial symptoms, rash
- Koplik spots are tiny grains of white sand.
- Give MMR at 12 months to prevent reoccurrence.
10. Mumps - parathyroid gland swelling (also seen in bulimia)
- salivary gland stone
11. Actinic keratosis - dry, scaly lesions on sun-exposed area
-pink, yellow, tan, pale, brown
-Treatment: topical 5FU, cryotherapy
- precursor to squamous cell carcinoma
12. Cafe-au lait spots - hyperpigmentation
-typically, benign
-> 6-8, underlying neurofibromatosis
13. Intertrigo - rash present in skin folds
-minimize moisture, antifungal, topical steroids
14. Malignant -asymmetry, border color, diameter > 6mm, evolution
melanoma - black/brown spot under nail vs. splinter hemorrhage (endocarditis).
15. Seborrheic ker- -"pasted on", older adults
atosis - benign
16. Basal cell carcino- -shiny, waxy, pearly
ma - telangiectasias present= visible blood vessels across lesion.
- most common type of skin cancer
-Biopsy, refer to dermatology.
17.
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Atopic dermatitis -intensely pruritic, itch, scratch, itch cycle
(Eczema) - located on flexor surfaces (creases)
- 3 A's (atopic dermatitis, asthma, allergies)
- Treatment: emollients, topical steroids
18. nummular -high-potency steroids for treatment
eczema -simple, round, arms and legs
-underlying atopic dermatitis
19. Plaque psoriasis -Auspitz sign vs. Koebner phenomenon.
- thick, silverly scales that are present
-Treatment: topical steroids, emollients, or coal tar
-Auspitz sign: plaques are scratched, pin-point bleeding
-Koebner phenomenon: Trauma to skin leading to plaques formation.
20. Shingles -vesicular, follows a dermatome
-burning, tingling before rash appears
-new pain on one side of the body
-Shingrix at age 50
-Immunocompromised patients > 18 years old
-Treat within 48-72 hours of symptom onset
-Acyclovir is the cheapest antiviral
-Shingles near eyes: refer to ophthalmology (risk for permanent cornea scarring
and even blindness).
21. Scabies -intensely pruritic
-everyone in house with similar symptoms
-hands, between fingers
-Treatment: permethrin cream, wash everything with hot water.
22. Varicella (Chicken -varying stages of healing lesions
pox) -varicella vaccine: > 12 months old
-return to school when all lesions are crusted over
, Sarah Michelle Crash Course
Study online at https://quizlet.com/_f8apu4
23. Head lice (Pedicu- -Pediatric, all ages
losis capitis) -incessant of the scalp
-super contagious
-Treatment: permethrin (Nix) (only kills live lice), nits and eggs need to be
combed out, child may require second treatment.
-wash clothing/bedding in hot water.
24. Mollosum conta- -little indent in middle of lesion, lesion umbilicate or having a dimpling.
giosium -flesh colored
-highly contagious
-found in groin on child, suspect sexual abuse (STI).
-Treatment: usually resolve on own
25. Anthrax lesion -may see on a cattle farmer
-ulcerated and black
-lesion is painless
-Treatment: fluroquinolone (if no systemic involvement) = ciprofloxacin, tetracy-
cline as an alternative.
26. Hidradenitis sup- -risk factors are smoking and obesity
purativa -recurrent issue
-can lead to nodules, pustules, or even abscesses in the sweat glands
-groin, axilla, thighs, under breasts
-not related to poor hygiene, more linked to genetics
-Treatment: NSAIDs, warm compresses, topical clindamycin. Severe= I&D, wound
culture, antibiotics > 2 weeks.
27. Folliculitis -skin infection of hair follicles and surrounding tissue
-usually resolves on own
-Treatment: warm compresses, mupirocin, PCN, cephalexin
28. Rosacea
MichelleMichelle Crash Crash Course Study Guide with
Course
complete solutions | 100% Verified Answers | Latest
Study online at https://quizlet.com/_f8apu4
1.
2025/2026 Update
2. Contact dermati- - linear distribution, localized
tis -Treatment: topical steroids
3. Vesicular lesions treat within 48-72 hours with antiviral medication.
4. Chronic ulcerative - autoimmune
stomatitis - larger in size and number
-weeks-months to resolve
-resistant to topical steroids
-Treatment: Hydroxychloroquine.
5. Impetigo -Honey crusted
-Yellow-dry drainage
-usually on face
-Bullous vs. Nonbullies
-Bullous typically MRSA, Treatment is doxycycline
6. Pityriasis rosacea "CHRISTMAS TREE" pattern rash (rash on CLEAVAGE lines). "HERALD PATCH" -
spreads to back and abdomen
-usually goes away on own
7. Brown recluse spi- - possible white halo
der bite -Systemic symptoms
8. Erythema Mi- - Treatment is doxycycline
grans (Lyme dis- -RMSF: North Carolina, tick bite, rash on palms/soles
ease) and RMSF -3-5 days after symptoms begin
-Lyme disease: "bulls' eyes"/Target lesion
- doxycycline (amoxicillin if pregnant).
9. Measles (Rubeola)
, Sarah Michelle Crash Course
Study online at https://quizlet.com/_f8apu4
- kolpiks spots
- fever
-cough, congestion, conjunctivitis
-3-5 days after initial symptoms, rash
- Koplik spots are tiny grains of white sand.
- Give MMR at 12 months to prevent reoccurrence.
10. Mumps - parathyroid gland swelling (also seen in bulimia)
- salivary gland stone
11. Actinic keratosis - dry, scaly lesions on sun-exposed area
-pink, yellow, tan, pale, brown
-Treatment: topical 5FU, cryotherapy
- precursor to squamous cell carcinoma
12. Cafe-au lait spots - hyperpigmentation
-typically, benign
-> 6-8, underlying neurofibromatosis
13. Intertrigo - rash present in skin folds
-minimize moisture, antifungal, topical steroids
14. Malignant -asymmetry, border color, diameter > 6mm, evolution
melanoma - black/brown spot under nail vs. splinter hemorrhage (endocarditis).
15. Seborrheic ker- -"pasted on", older adults
atosis - benign
16. Basal cell carcino- -shiny, waxy, pearly
ma - telangiectasias present= visible blood vessels across lesion.
- most common type of skin cancer
-Biopsy, refer to dermatology.
17.
, Sarah Michelle Crash Course
Study online at https://quizlet.com/_f8apu4
Atopic dermatitis -intensely pruritic, itch, scratch, itch cycle
(Eczema) - located on flexor surfaces (creases)
- 3 A's (atopic dermatitis, asthma, allergies)
- Treatment: emollients, topical steroids
18. nummular -high-potency steroids for treatment
eczema -simple, round, arms and legs
-underlying atopic dermatitis
19. Plaque psoriasis -Auspitz sign vs. Koebner phenomenon.
- thick, silverly scales that are present
-Treatment: topical steroids, emollients, or coal tar
-Auspitz sign: plaques are scratched, pin-point bleeding
-Koebner phenomenon: Trauma to skin leading to plaques formation.
20. Shingles -vesicular, follows a dermatome
-burning, tingling before rash appears
-new pain on one side of the body
-Shingrix at age 50
-Immunocompromised patients > 18 years old
-Treat within 48-72 hours of symptom onset
-Acyclovir is the cheapest antiviral
-Shingles near eyes: refer to ophthalmology (risk for permanent cornea scarring
and even blindness).
21. Scabies -intensely pruritic
-everyone in house with similar symptoms
-hands, between fingers
-Treatment: permethrin cream, wash everything with hot water.
22. Varicella (Chicken -varying stages of healing lesions
pox) -varicella vaccine: > 12 months old
-return to school when all lesions are crusted over
, Sarah Michelle Crash Course
Study online at https://quizlet.com/_f8apu4
23. Head lice (Pedicu- -Pediatric, all ages
losis capitis) -incessant of the scalp
-super contagious
-Treatment: permethrin (Nix) (only kills live lice), nits and eggs need to be
combed out, child may require second treatment.
-wash clothing/bedding in hot water.
24. Mollosum conta- -little indent in middle of lesion, lesion umbilicate or having a dimpling.
giosium -flesh colored
-highly contagious
-found in groin on child, suspect sexual abuse (STI).
-Treatment: usually resolve on own
25. Anthrax lesion -may see on a cattle farmer
-ulcerated and black
-lesion is painless
-Treatment: fluroquinolone (if no systemic involvement) = ciprofloxacin, tetracy-
cline as an alternative.
26. Hidradenitis sup- -risk factors are smoking and obesity
purativa -recurrent issue
-can lead to nodules, pustules, or even abscesses in the sweat glands
-groin, axilla, thighs, under breasts
-not related to poor hygiene, more linked to genetics
-Treatment: NSAIDs, warm compresses, topical clindamycin. Severe= I&D, wound
culture, antibiotics > 2 weeks.
27. Folliculitis -skin infection of hair follicles and surrounding tissue
-usually resolves on own
-Treatment: warm compresses, mupirocin, PCN, cephalexin
28. Rosacea
