Shared Flashcard Set

Details

Derm
Chapter 13
55
Criminology
Professional
06/07/2011

Additional Criminology Flashcards

 


 

Cards

Term
Common superficial fungal infection caused by Malassezia furfur
Definition
Tinea versicolor
Term
_______ of subtle scale confirms the diagnosis of Tinea versicolor
Definition
KOH preparation
Term
Tinea versicolor appears where?
Definition
Appears on neck, trunk, and upper arms (turtle neck sweater) rare on face or distal extremities
Term
Spaghetti (hyphae) & meat-balls (spores) is characteristic of what?
Definition
Tinea versicolor
Term
Tinea versicolor Lesions can be of varying colors: (3)
Definition
white, pink, or tan
Term
Tinea versicolor Lesions appear as ___, ____ patches
Definition
finely scaling
Term
Tinea versicolor Common disease – seen more in __ climates
Definition
tropical
Term
Tinea versicolor: Any age group may be affected, but more common in ___ ___
Definition
young adults
Term
Tinea versicolor Hx: occasionally mildly ___ , but usually _____
Pt usually seek medical attention because of its appearance
Affected areas do not ___, but surrounding skin does
Definition
pruritic
asymptomatic
tan
Term
Tinea versicolor Therapy:
Definition
topical:
Selsun, Head and Shoulders or Nizoral shampoo lathered on affected area, leave on x 10 minutes – various treatment schedules

oral
Fluconazole 200mg and repeat in 2 weeks
** After initial therapy, it takes months for the discoloration to resolve ***
Term
Tinea versicolor Ddx: (2)
Definition
vitiligo or seborrheic dermatitis
Term
[image]
Definition
tinea versicolor
Term
Wood’s light accentuates completely depigmented macules without scale in this condition:
Definition
vitiligo
Term
Vitiligo Commonly seen where?
Definition
periorificial and dorsal hands, elbows, and knees
Term
Common cause of depigmentation?
Definition
vitiligo
Term
[image]
Definition
vitiligo
Term
acquired condition in which functional melanocytes disappear from affected skin – unknown cause, but may be related to autoimmune conditions
Definition
vitiligo
Term
vitiligo Occurs in about 1% of US pop
Any age, but 10-30 years old most common
Usually asymptomatic, but is cosmetically disfiguring
Definition
Term
difference between vitiligo & tinea versicolor?
Definition
vitiligo = No scale
versicolor = fine scales
Term
Vitiligo Treatment:
Definition
Narrow-band UVB
Topical steroids
Protopic
PUVA
Covering cosmetics (CoverMark or Dermablend)

Autologous minigrafting
Epidermal grafting
Transplantation of cultured melanocytes
Term
The course of vitiligo is ___
It is often ____ and slowly progressive
Can involve the total body surface
Spontaneous repigmentation occurs in a minority of patients but usually is incomplete.
Repigmentation begins around the ____ ____
Definition
unpredictable
chronic
hair follicles
Term
In selected patients with extensive vitiligo disease, the best cosmetic result may be obtained by ____ the remaining normal skin.
Topical application of 20% monobenzyl ether of hydroquinone (Benoquin)
* PERMANENT *
Definition
depigmenting

Ex. michael jackson
Term
Vitiligo Proposed mechanisms: (3)
Definition
Autoimmune
Neural
Self-destruction
Term
Vitiligo DDx: (2)
Definition
TSH – rule out thyroid disease
CBC – rule out pernicious anemia
Term
[image]
Definition
Pityriasis Alba
Term
Pityriasis Alba Characterized by ....
Definition
hypopigmented, white patches
Term
Pityriasis Alba More commonly seen in ____ children
Definition
African American
Term
Pityriasis Alba Probably a low-grade ___ reaction
Definition
eczematous
Term
Pityriasis alba It is an __ hypopigmented condition
Very common, but most do not seek medical attention
Definition
idiopathic
Term
Pityriasis alba Usually ___ or mildly ____
Definition
asymptomatic
itchy
Term
Pityriasis alba in Kids – usually on ___
Young women – upper ___
Definition
face
arms
Term
Pityriasis Alba DDX: (2)
Definition
Tinea versicolor
Vitiligo
Term
Pityriasis Alba Therapy
Definition
Emollients
1% hydrocortisone cream daily
Term
Pityriasis Alba:
Epidermis has....
Dermis has ...
Definition
Hyperkeratosis

mild inflammation around
superficial blood vessels
Term
[image]
Definition
posinflammatory hypopigmentation
Term
Inflammation suppresses or destroys melanocytes
Definition
Postinflammatory Hypopigmentation:
Term
Postinflammatory Hypopigmentation: Characterized by ....
Definition
white macules without scale
Term
Postinflammatory Hypopigmentation: Repigmentation takes months to years (or never)
Definition
Term
Postinflammatory Hypopigmentation Causes:
Definition
Physical trauma
- Radiation
- Frostbite

Chemicals
- phenol

Skin diseases
- DLE
- Eczematous dermatitis
- Psoriasis
Term
Postinflammatory Hypopigmentation Treatment:
Definition
Treat underlying cause
None
Cosmetic covering
Term
Definition: rare, inherited, neurocutaneous disorder with several skin findings
Definition
Tuberous Sclerosis
Term
Tuberous Sclerosis Classic triad:
Definition
Seizures
Mental retardation
Adenoma sebaceum
Term
White ‘ash leaf’ macule
Definition
Tuberous Sclerosis
Term
[image]
Definition
tuberous sclerosis
Term
Tuberous Sclerosis: White spots usually present at birth, 1-3cm, shaped like a “___ ” or an “___” – usually on the trunk, 3 to 100 spots, examine with ___
Definition
thumbprint
ash leaf
a Wood’s light
Term
Nervous system often affected – calcification of intracranial nodules happens in what condition?
Definition
tuberous sclerosis
Term
____ – misnamed disorder – angiofibromas that begin in childhood and appear clinically as red papules on the face
Definition
Adenoma sebaceum
Term
[image]
Definition
adenoma sebaceum
Term
[image]
Definition
Idiopathic Guttate Hypomelanosis
Term
Idiopathic Guttate Hypomelanosis Common condition that is under-recognized by physicians
____ more commonly affected
Lesions look like “_____”
Usually on the ___ & _____
No effective treatment
Definition
Women
sprinkled confetti
shins and forearms
Term
lesions that look like "sprinked confetti"
Definition
Idiopathic Guttate Hypomelanosis
Term
[image]
Definition
uncommon leprosy
Term
Uncommon - Leprosy
Endemic in southeastern USA and Hawaii
Caused by acid-fast organism _____
Dx often delayed by > 1 year in USA
Often the earliest sign is a solitary hypopigmented macule
Earliest sensory change is loss of feeling to light touch and cold in hands and feet
____ involvement is disease hallmark
Definition
Mycobacterium leprae
Nerve
Term
[image]
Definition
Uncommon – Hypopigmented Mycosis Fungoides
Term
Uncommon – Hypopigmented Mycosis Fungoides
Form of cutaneous _______ ______
Patients often present with patches that have been diagnosed as “nonspecific eczema”
MF is usually ____ with ___ ____
Usually on the ___ & ____
If a dermatitis fails to respond to topical steroids, a biopsy could confirm the suspicion of mycosis fungoides
Definition
T-cell lymphoma
erythematous
fine scale
buttocks and trunk
Supporting users have an ad free experience!