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Latest BTSC SMO Dermatology Exam Question (Objective Questions), MCQ in English

Subjects : Dermatology

Question Bank BTSC Specialist Medical Officer (Dermatology) Exam - English
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Dermatology

Question 1Single Answer
Which of the following is considered a key factor in the pathogenesis of psoriasis?
  1. A
    Fungal infection
  2. B
    Autoimmune dysregulation
  3. C
    Bacterial colonization
  4. D
    Viral replication
Question 2Single Answer
The Koebner phenomenon in psoriasis refers to:
  1. A
    Itching associated with lesions
  2. B
    Development of lesions at sites of trauma
  3. C
    Nail pitting
  4. D
    Erythroderma
Question 3Single Answer
Which type of psoriasis is characterized by widespread, small, drop-like lesions?
  1. A
    Plaque psoriasis
  2. B
    Guttate psoriasis
  3. C
    Pustular psoriasis
  4. D
    Erythrodermic psoriasis
Question 4Single Answer
Which of the following is a common nail manifestation in psoriasis?
  1. A
    Beau’s lines
  2. B
    Terry’s nails
  3. C
    Pitting
  4. D
    Clubbing
Question 5Single Answer
First-line topical treatment for mild to moderate plaque psoriasis typically includes:
  1. A
    Systemic corticosteroids
  2. B
    Topical corticosteroids
  3. C
    Methotrexate
  4. D
    Cyclosporine
Question 6Single Answer
Which systemic treatment is a vitamin D analog used in psoriasis?
  1. A
    Methotrexate
  2. B
    Cyclosporine
  3. C
    Calcipotriol
  4. D
    Acitretin
Question 7Single Answer
Which biological therapy targets TNF-alpha in psoriasis?
  1. A
    Ustekinumab
  2. B
    Secukinumab
  3. C
    Etanercept
  4. D
    Ixekizumab
Question 8Single Answer
Pustular psoriasis can be triggered by:
  1. A
    Topical steroid withdrawal
  2. B
    Sun exposure
  3. C
    Cold weather
  4. D
    Stress reduction
Question 9Single Answer
Erythrodermic psoriasis involves:
  1. A
    Localized plaques
  2. B
    Generalized erythema and scaling
  3. C
    Isolated pustules
  4. D
    Nail changes only
Question 10Single Answer
Methotrexate’s primary mechanism of action in psoriasis is:
  1. A
    Inhibition of T-cell activation
  2. B
    Inhibition of dihydrofolate reductase
  3. C
    TNF-alpha blockade
  4. D
    IL-17 inhibition
Question 11Single Answer
Lichen planus is primarily characterized by:
  1. A
    Vesicles and bullae
  2. B
    Pruritic, violaceous, flat-topped papules
  3. C
    Pustules and nodules
  4. D
    Scaling and erythema
Question 12Single Answer
Which of the following is a common site for oral lichen planus?
  1. A
    Tongue
  2. B
    Buccal mucosa
  3. C
    Hard palate
  4. D
    All of the above
Question 13Single Answer
Wickham’s striae are characteristic of:
  1. A
    Psoriasis
  2. B
    Lichen planus
  3. C
    Pityriasis rosea
  4. D
    Eczema
Question 14Single Answer
Which variant of lichen planus involves the nails?
  1. A
    Hypertrophic lichen planus
  2. B
    Follicular lichen planus
  3. C
    Atrophic lichen planus
  4. D
    Ungual lichen planus
Question 15Single Answer
A common trigger for lichen planus is:
  1. A
    Fungal infection
  2. B
    Certain medications
  3. C
    Sun exposure
  4. D
    Cold weather
Question 16Single Answer
First-line treatment for localized lichen planus typically involves:
  1. A
    Systemic corticosteroids
  2. B
    Topical corticosteroids
  3. C
    Methotrexate
  4. D
    Cyclosporine
Question 17Single Answer
Which systemic treatment is used for severe lichen planus?
  1. A
    Topical calcineurin inhibitors
  2. B
    Systemic retinoids
  3. C
    Topical corticosteroids
  4. D
    Phototherapy
Question 18Single Answer
Which variant of lichen planus is characterized by thickened, verrucous plaques, often on the legs?
  1. A
    Atrophic lichen planus
  2. B
    Hypertrophic lichen planus
  3. C
    Bullous lichen planus
  4. D
    Follicular lichen planus
Question 19Single Answer
Oral lichen planus can increase the risk of:
  1. A
    Oral candidiasis
  2. B
    Oral squamous cell carcinoma
  3. C
    Oral herpes simplex
  4. D
    Oral lichen nitidus
Question 20Single Answer
Which of the following is true regarding lichen planus pigmentosus?
  1. A
    It presents with erythematous papules
  2. B
    It mainly affects the nails
  3. C
    It causes hyperpigmented macules and patches
  4. D
    It is easily treated with topical corticosteroids
Question 21Single Answer
The initial lesion in pityriasis rosea is typically a:
  1. A
    Vesicle
  2. B
    Herald patch
  3. C
    Pustule
  4. D
    Bulla
Question 22Single Answer
Pityriasis rosea is most commonly seen in:
  1. A
    Infants
  2. B
    Young adults
  3. C
    Elderly individuals
  4. D
    All age groups equally
Question 23Single Answer
The distribution of lesions in pityriasis rosea typically follows a:
  1. A
    Linear pattern
  2. B
    Christmas tree pattern
  3. C
    Zosteriform pattern
  4. D
    Annular pattern
Question 24Single Answer
Which of the following is a key differentiating feature of pityriasis rosea from secondary syphilis?
  1. A
    Palmar and plantar involvement
  2. B
    Presence of a herald patch
  3. C
    Generalized lymphadenopathy
  4. D
    Mucosal lesions
Question 25Single Answer
The primary symptom of pityriasis rosea is:
  1. A
    Pain
  2. B
    Pruritus
  3. C
    Burning
  4. D
    Numbness
Question 26Single Answer
Which of the following is the most common treatment for pityriasis rosea?
  1. A
    Systemic antibiotics
  2. B
    Topical corticosteroids and antihistamines
  3. C
    Systemic corticosteroids
  4. D
    Antifungal medications
Question 27Single Answer
Pityriasis rosea typically resolves spontaneously within:
  1. A
    1-2 weeks
  2. B
    4-8 weeks
  3. C
    12-16 weeks
  4. D
    More than 20 weeks
Question 28Single Answer
Which of the following is a less common but recognized variant of pityriasis rosea?
  1. A
    Vesicular pityriasis rosea
  2. B
    Pustular pityriasis rosea
  3. C
    Giant pityriasis rosea
  4. D
    All of the above
Question 29Single Answer
Which of the following is a characteristic of the herald patch in pityriasis rosea?
  1. A
    It is typically smaller than the subsequent lesions
  2. B
    It is typically larger than the subsequent lesions
  3. C
    It is always located on the face
  4. D
    It is always located on the palms and soles
Question 30Single Answer
UVB phototherapy may be considered for pityriasis rosea when:
  1. A
    The lesions are limited to the face
  2. B
    Pruritus is severe and unresponsive to other treatments
  3. C
    The patient has a history of psoriasis
  4. D
    The patient has a history of lichen planus
Question 31Single Answer
Which of the following is least likely to be associated with pityriasis rosea?
  1. A
    Mild fever
  2. B
    Arthralgia
  3. C
    Severe pain
  4. D
    Fatigue
Question 32Single Answer
The Koebner phenomenon is seen in Which of the following conditions?
  1. A
    Pityriasis rosea and psoriasis
  2. B
    Psoriasis and lichen planus
  3. C
    Lichen planus and pityriasis rosea
  4. D
    Only pityriasis rosea
Question 33Single Answer
Wickham’s striae are associated with:
  1. A
    Psoriasis
  2. B
    Lichen planus
  3. C
    Pityriasis rosea
  4. D
    Eczema
Question 34Single Answer
Which of the following conditions is characterized by a herald patch?
  1. A
    Psoriasis
  2. B
    Lichen planus
  3. C
    Pityriasis rosea
  4. D
    All of the above
Question 35Single Answer
Which of the following is a common treatment for severe psoriasis and lichen planus?
  1. A
    Topical corticosteroids
  2. B
    Systemic corticosteroids
  3. C
    Methotrexate
  4. D
    Antihistamines
Question 36Single Answer
Nail pitting is a common finding in:
  1. A
    Pityriasis rosea
  2. B
    Lichen planus
  3. C
    Psoriasis
  4. D
    Both lichen planus and psoriasis
Question 37Single Answer
Which of the following conditions can have an oral manifestation?
  1. A
    Psoriasis
  2. B
    Lichen planus
  3. C
    Pityriasis rosea
  4. D
    Both psoriasis and lichen planus
Question 38Single Answer
Which of the following is an autoimmune disease?
  1. A
    Pityriasis rosea
  2. B
    Psoriasis
  3. C
    Tinea corporis
  4. D
    All of the above
Question 39Single Answer
Which of the following is characterized by violaceous, flat topped papules?
  1. A
    Psoriasis
  2. B
    Lichen planus
  3. C
    Pityriasis rosea
  4. D
    Tinea corporis
Question 40Single Answer
Which of the following is the most common causative organism in seborrheic dermatitis?
  1. A
    Staphylococcus aureus
  2. B
    Malassezia furfur
  3. C
    Candida albicans
  4. D
    Streptococcus pyogenes
Question 41Single Answer
Which of the following areas is NOT typically affected by seborrheic dermatitis?
  1. A
    Scalp
  2. B
    Face
  3. C
    Axillae
  4. D
    Groin
Question 42Single Answer
The characteristic appearance of seborrheic dermatitis on the scalp is described as:
  1. A
    Widespread erythema with thick, adherent scales
  2. B
    Discrete, scaly patches
  3. C
    Diffuse hair loss
  4. D
    Itchy, red papules
Question 43Single Answer
Which of the following is the mainstay of treatment for mild seborrheic dermatitis on the scalp?
  1. A
    Topical corticosteroids
  2. B
    Oral antifungals
  3. C
    Topical antifungal shampoos (eg, ketoconazole, selenium sulfide)
  4. D
    Systemic corticosteroids
Question 44Single Answer
Which of the following medications can be used to treat severe seborrheic dermatitis?
  1. A
    Topical calcineurin inhibitors
  2. B
    Oral terbinafine
  3. C
    Topical retinoids
  4. D
    All of the above
Question 45Single Answer
Seborrheic dermatitis in infants is also known as:
  1. A
    Cradle cap
  2. B
    Diaper dermatitis
  3. C
    Atopic dermatitis
  4. D
    Pityriasis rosea
Question 46Single Answer
Which of the following factors can exacerbate seborrheic dermatitis?
  1. A
    Stress
  2. B
    Cold weather
  3. C
    Excessive sweating
  4. D
    All of the above
Question 47Single Answer
In adults, seborrheic dermatitis commonly affects Which of the following areas?
  1. A
    Eyebrows
  2. B
    Nasolabial folds
  3. C
    Behind the ears
  4. D
    All of the above
Question 48Single Answer
Which of the following is NOT a common symptom of seborrheic dermatitis?
  1. A
    Pruritus
  2. B
    Burning
  3. C
    Pain
  4. D
    Scaling
Question 49Single Answer
Which of the following is a potential complication of severe seborrheic dermatitis?
  1. A
    Alopecia
  2. B
    Secondary infection
  3. C
    Postinflammatory hyperpigmentation
  4. D
    All of the above
Question 50Single Answer
Parapsoriasis is a group of chronic, usually asymptomatic, skin conditions characterized by:
  1. A
    Widespread erythema
  2. B
    Vesiculobullous eruptions
  3. C
    Scaling patches and plaques
  4. D
    Diffuse hair loss
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