Dermatology Flashcards

1
Q

What is Erythema Toxicum Neonatorum; A benign

A

self-limiting rash in newborns characterized by firm

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2
Q

When does Erythema Toxicum Neonatorum typically appear; It usually appears on the 2nd day of life and resolves by the second week.

A
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3
Q

What is Transient Neonatal Pustular Melanosis; A condition affecting full-term infants

A

characterized by pustules

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4
Q

What are the three types of lesions in Transient Neonatal Pustular Melanosis; 1. Small pustules

A
  1. Ruptured pustules with collarette of scale
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5
Q

What is Sebaceous Gland Hyperplasia; Minute

A

yellow-white papules on the face of newborns caused by maternal androgenic stimulation.

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6
Q

What is Neonatal Acne; A condition appearing as papules and pustules on the face

A

chest

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7
Q

What are Mongolian Spots; Blue or slate-gray macular lesions

A

usually on the presacral area

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8
Q

What is Impetigo; A common bacterial skin infection in children

A

characterized by honey-colored crusted plaques.

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9
Q

What are the two forms of Impetigo; Nonbullous (more common) and Bullous (caused by S. aureus).

A
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10
Q

What is Folliculitis; A superficial infection of the hair follicle

A

often caused by S. aureus.

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11
Q

What is a Furuncle; A deep-seated

A

tender

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12
Q

What is a Carbuncle; An infection of a group of contiguous hair follicles

A

often accompanied by fever and leukocytosis.

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13
Q

What is Cellulitis; A bacterial infection of the dermis and subcutaneous tissue

A

often caused by S. pyogenes or S. aureus.

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14
Q

What is Necrotizing Fasciitis; A severe infection of the subcutaneous tissue and fascia

A

often caused by S. pyogenes or S. aureus.

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15
Q

What is Staphylococcal Scalded Skin Syndrome (SSSS); A condition caused by exfoliative toxins from S. aureus

A

leading to widespread skin peeling.

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16
Q

What is Tinea Capitis; A fungal infection of the scalp

A

often caused by Trichophyton tonsurans or Microsporum canis.

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17
Q

What is Tinea Corporis; A fungal infection of the glabrous skin

A

often presenting as annular lesions with central clearing.

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18
Q

What is Tinea Cruris; A fungal infection of the groin

A

often caused by Epidermophyton floccosum or Trichophyton rubrum.

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19
Q

What is Tinea Pedis; A fungal infection of the feet

A

commonly known as athlete’s foot.

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20
Q

What is Tinea Unguium; A fungal infection of the nail plate

A

also known as onychomycosis.

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21
Q

What is Tinea Versicolor; A superficial fungal infection caused by Malassezia furfur

A

leading to hypopigmented or hyperpigmented macules.

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22
Q

What is Candida Diaper Dermatitis; A fungal infection in the diaper area caused by Candida albicans

A

characterized by erythematous plaques and satellite lesions.

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23
Q

What is Scabies; A parasitic infestation caused by the mite Sarcoptes scabiei

A

leading to intense pruritus and burrows.

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24
Q

What is Norwegian Scabies; A severe

A

highly contagious form of scabies seen in immunocompromised individuals.

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25
What is Molluscum Contagiosum; A viral infection caused by a poxvirus
leading to flesh-colored
26
What is Measles; A viral infection characterized by a prodrome of fever
cough
27
What are Koplik's Spots; Pathognomonic lesions of measles
appearing as tiny bluish-white spots on the buccal mucosa.
28
What is Rubella; A viral infection also known as German measles
characterized by a maculopapular rash and lymphadenopathy.
29
What is Chickenpox; A viral infection caused by Varicella-Zoster virus
characterized by pruritic vesicular lesions in various stages.
30
What is Erythema Infectiosum; A viral infection caused by Parvovirus B19
also known as fifth disease
31
What is Roseola Infantum; A viral infection caused by HHV-6 or HHV-7
characterized by high fever followed by a maculopapular rash.
32
What is Herpes Simplex Virus (HSV) Infection; A viral infection characterized by grouped vesicles on an erythematous base
often recurring.
33
What is Atopic Dermatitis; A chronic
relapsing inflammatory skin condition characterized by intense pruritus and eczematous lesions.
34
What is Contact Dermatitis; An inflammatory skin reaction caused by exposure to irritants or allergens.
35
What is Diaper Dermatitis; An irritant dermatitis in the diaper area
often exacerbated by moisture and friction.
36
What is Erythema Multiforme; A hypersensitivity reaction characterized by target-like lesions
often triggered by infections or drugs.
37
What is Stevens-Johnson Syndrome (SJS); A severe mucocutaneous reaction characterized by skin tenderness
erythema
38
What is Toxic Epidermal Necrolysis (TEN); A life-threatening condition characterized by extensive skin detachment
often drug-induced.
39
What is the treatment for Impetigo; Topical antibiotics like mupirocin or systemic antibiotics like amoxicillin or cloxacillin.
40
What is the treatment for Folliculitis; Topical antibiotics like chlorhexidine or systemic antibiotics like dicloxacillin for severe cases.
41
What is the treatment for Cellulitis; Empirical therapy with penicillin or amoxicillin
adjusted based on severity and patient age.
42
What is the treatment for Tinea Capitis; Oral griseofulvin for 8-12 weeks
often combined with antifungal shampoos.
43
What is the treatment for Tinea Corporis; Topical antifungal agents like imidazoles or terbinafine for 2-4 weeks.
44
What is the treatment for Tinea Versicolor; Topical selenium sulfide or oral antifungals like ketoconazole or fluconazole.
45
What is the treatment for Scabies; Topical permethrin 5% cream or oral ivermectin for severe cases.
46
What is the treatment for Atopic Dermatitis; Skin hydration
topical corticosteroids
47
What is the treatment for Diaper Dermatitis; Frequent diaper changes
barrier creams
48
What is the treatment for Erythema Multiforme; Supportive care
including antihistamines and topical emollients.
49
What is the treatment for Stevens-Johnson Syndrome; Immediate withdrawal of the causative drug
supportive care
50
What is the treatment for Toxic Epidermal Necrolysis; Similar to SJS
with fluid replacement
51
What are the complications of Impetigo; Post-streptococcal glomerulonephritis
cellulitis
52
What are the complications of Cellulitis; Subcutaneous abscess
bacteremia
53
What are the complications of Tinea Capitis; Kerion formation
scarring
54
What are the complications of Scabies; Secondary bacterial infections
eczematous dermatitis
55
What are the complications of Atopic Dermatitis; Skin infections
sleep disturbances
56
What are the complications of Diaper Dermatitis; Secondary candidal infection and chronic skin changes.
57
What are the complications of Erythema Multiforme; Mucosal involvement and secondary infections.
58
What are the complications of Stevens-Johnson Syndrome; Sepsis
ocular damage
59
What are the complications of Toxic Epidermal Necrolysis; Multi-organ failure
sepsis
60
What is the differential diagnosis for Erythema Toxicum Neonatorum; Pyoderma
candidiasis
61
What is the differential diagnosis for Impetigo; Herpes simplex
varicella-zoster
62
What is the differential diagnosis for Tinea Capitis; Seborrheic dermatitis
psoriasis
63
What is the differential diagnosis for Tinea Corporis; Nummular eczema
psoriasis
64
What is the differential diagnosis for Tinea Versicolor; Pityriasis alba
seborrheic dermatitis
65
What is the differential diagnosis for Scabies; Papular urticaria
atopic dermatitis
66
What is the differential diagnosis for Atopic Dermatitis; Seborrheic dermatitis
contact dermatitis
67
What is the differential diagnosis for Diaper Dermatitis; Candidal infection
seborrheic dermatitis
68
What is the differential diagnosis for Erythema Multiforme; Drug eruptions
viral exanthems
69
What is the differential diagnosis for Stevens-Johnson Syndrome; Toxic epidermal necrolysis
drug eruptions
70
What is the differential diagnosis for Toxic Epidermal Necrolysis; Stevens-Johnson syndrome
staphylococcal scalded skin syndrome
71
What is the pathogenesis of Atopic Dermatitis; Defective skin barrier
reduced innate immunity
72
What is the pathogenesis of Scabies; Burrowing of Sarcoptes scabiei mites and hypersensitivity to mite antigens.
73
What is the pathogenesis of Impetigo; Infection by S. aureus or group A beta-hemolytic streptococci
often following skin trauma.
74
What is the pathogenesis of Cellulitis; Infection of the dermis and subcutaneous tissue by S. pyogenes or S. aureus.
75
What is the pathogenesis of Tinea Capitis; Invasion of hair shafts by dermatophytes like Trichophyton tonsurans or Microsporum canis.
76
What is the pathogenesis of Tinea Versicolor; Overgrowth of Malassezia furfur in the stratum corneum
leading to pigmentary changes.
77
What is the pathogenesis of Erythema Multiforme; Hypersensitivity reaction to infections or drugs
leading to immune complex deposition in blood vessels.
78
What is the pathogenesis of Stevens-Johnson Syndrome; Immune-mediated keratinocyte apoptosis triggered by drugs or infections.
79
What is the pathogenesis of Toxic Epidermal Necrolysis; Massive keratinocyte apoptosis leading to widespread epidermal detachment.
80
What is the prognosis for Erythema Toxicum Neonatorum; Excellent; it resolves spontaneously within the first two weeks of life.
81
What is the prognosis for Impetigo; Good with treatment; complications like glomerulonephritis are rare.
82
What is the prognosis for Cellulitis; Good with prompt antibiotic treatment; complications like necrotizing fasciitis are rare.
83
What is the prognosis for Tinea Capitis; Good with oral antifungal treatment; scarring and alopecia are possible if untreated.
84
What is the prognosis for Scabies; Good with appropriate treatment; reinfestation is common if contacts are not treated.
85
What is the prognosis for Atopic Dermatitis; Variable; many children outgrow it
but some may have persistent symptoms into adulthood.
86
What is the prognosis for Diaper Dermatitis; Good with proper skin care and treatment of secondary infections.
87
What is the prognosis for Erythema Multiforme; Good; most cases resolve without sequelae.
88
What is the prognosis for Stevens-Johnson Syndrome; Variable; mortality is low with prompt treatment
but long-term sequelae are possible.
89
What is the prognosis for Toxic Epidermal Necrolysis; Poor; mortality is high
especially in elderly patients or those with extensive skin involvement.