Case-Based Approach 7th Edition, (2021) By Richard J.
Ham, Gregg A. Warshaw, Jane F. Potter, Ellen Flaherty,
Matthew K. McNabney & Mitchell T. Heflin All
Chapters 1-54| Three Units| With Correct
Triggers of Rosacea flushing - ANSWERSunlight
Hot showers
Exercise
Alcohol
Spicy foods
Rosacea can progress to - ANSWERRhinophyma -- enlarged bulbous nose
Rhinophyma is associated with - ANSWERRosacea
Treatment of Rosacea - ANSWERSunscreen
Topical antibiotics -- Metronidazole, Sodium sulfacetamide
Oral antibiotics -- Minocycline, Doxycycline
Laser treatment
Where do pressure ulcers MC develop? - ANSWERBony prominences -- sacrum, heels
and trochanteric areas
Risk factors for pressure ulcers - ANSWERBed or chair confinement
Immobility
Length of stay
Anemia
Fecal incontinence
Decreased body weight
Poor nutritional status
Diabetes
Presence of fracture (HIP MC)
Decreased serum albumin
Non-blanchable erythema
Norepinephrine injections
Male
CVA history
What are the stages of pressure ulcers? - ANSWERI -- blanchable hyperemia
II -- ulcer extends through epidermis
III -- full thickness skin loss with damage/ necrosis to subcutaneous tissue
IV -- full thickness wounds with damage/ necrosis to surrounding muscle, bone or
other structures
,Complications of pressure ulcers - ANSWERWound colonization (unavoidable)
Infection (tx with topical antibiotics unless spread to the bone then systemic are
needed)
Infection can be prevented by occlusive dressing, but wound colonization cannot
Treatment of pressure ulcers - ANSWERMoist environment
Topical dressing
Growth factor
Adjunctive therapies
Debridement (remove necrotic tissue)
Surgery (recurrence, does not work with frail patients)
Stasis dermatitis occurs as a result of - ANSWERChronic venous insufficiency
MC associated with varicose veins
Where does stasis dermatitis occur MC? - ANSWERCalves, dorsal feet, anterior shins
and ankles
Primary lesions: Red brown hyperpigmented macules and papules
Secondary lesions: Erythematous patches with fine crackling and scales
Calves, anterior shin, dorsal feet and ankle - ANSWERStasis dermatitis
Prevention and treatment of stasis dermatitis - ANSWERCompression stockings and
leg elevation
Steroid ointment for eczematous lesions
Lesion and location/ characteristics of scabies - ANSWER3-8mm linear or
serpinginous ridges (*burrows*) that occur in INTERDIGITAL SPACES, volar wrist,
penis and areola
Intensely pruritic and can stay pruritic even after treating
Complications of scabies - ANSWERNodular - pruritic hypersensitivity rxn to
reminants of mites
Norweigian - immunocompromised people
Treatment of scabies - ANSWERPermethrin -- most effective topical treatment
Oral Ivermectin -- 2 doses 2 weeks apart
MC nerves effected by herpes zoster - ANSWEROphthalmic branch of trigeminal
Thoracic
Cervical
, Lesions of herpes zoster - ANSWERPrimary: Vesicles on erythematous base
Secondary: Pustules and crusts
1-2 adjacent dermatomes
What do you do if you see a hutchinson's sign? - ANSWERUrgently refer to
ophthalmologist
Slit lamp exam --> dendritic lesions
HERPES KERATITIS
Complications of herpes zoster - ANSWERHerpes keratitis
Postherpetic neuralgia
Disseminated zoster
Treatment of herpes zoster - ANSWERAcyclovir, valacyclovir, famciclovir
MUST BE GIVEN 48-72 HOURS
Does not prevent post-herpetic neuralgia
IV acyclovir for severe or disseminated
Herpes zoster vaccine recommended in patients over - ANSWER60
Describe lesion of actinic keratosis - ANSWERRough, adherent, scaly, white papules
and plaques
Gritty sandpaper texture
More readily palpated than visualized
Treatment of actinic keratosis - ANSWERCryotherapy
5-Fluorouracil
Imiquimod
Seborrheic keratosis presentation - ANSWER5-20 mm light brown and dark papules
and plaques with rough, warty surface
5-20mm light brown and dark papules and plaques with rough, warty surface -
ANSWERSeborrheic keratosis
Treatment of seborrheic keratosis - ANSWERCryotherapy
Cutterage
Shave removal