Derma 2020/21

A vibrant illustration of various skin conditions and dermatological tools, including scales, plants, and dermatology textbooks, encapsulating the essence of dermatology studies.

Dermatology Quiz 2020/21

Test your knowledge and understanding of dermatology with our comprehensive quiz. Designed for medical students, practitioners, and enthusiasts, this quiz covers a wide range of topics, from skin lesions to connective tissue diseases.

Key Features:

  • 50 challenging questions
  • Focused on clinical scenarios
  • Ideal for self-assessment
60 Questions15 MinutesCreated by ExploringSkin123
Mark a primary lesion in urticaria:
Vesicle
Blister
Papule
Macule
Hive
Mach true statement about ecthyma:
Infection caused by candida
Staphylococcal infection
Midex streptococcal and staphylococcal infection
Symptoms of deep fundal infection
Symptoms of early syphilis
Hutchinson triad contains:
Hepatosplenomegaly, interstitial keratitis, Hutchinson teeth
Interstitial keratitis, Hutchinson teeth, deafness
Hutchinson teeth,, sabre shanks, sadle nose
Hutchinson teeth, blindness, vitiligo
Deafness, Hutchinson teeth, retinitis
45-year-old male patient is manifesting homogenous erythematous patch on chest that spreads peripherally from the centrally located small papule. There is a tendency to central clearing, the diameter of the whole lesion is 6 cm. According to the patient the lesion appeared around 4 weeks ago. There is no infiltration, no fever, no other complains. The patient does not recognize any causing factors, he works as a forester. Mark the most probable diagnosis:
Erissypelas
Urticaria
Polymorphic light eruption
Lyme disease
Psoriasis
5. Intraepidermal blisters are the histological features of:
Acanthosis
Epidermo tropism
Lichenification
Acantholysis
Hyperkeratosis
VDRL (-), FTA-ABS (+), TPHA (-): one can diagnose:
Congenital syphilis
Latent late syphilis
Sympatomatic late syphilis
Latent early syphilis
Non - treponemal positive reaction
During the treatment of acne with isotretinoin in 20-year-old female patients
Photoprotecion is strongly recommended
Tetracycline should be added to improve the efficiency of treatment
Contraception should be used for the entire treatment period and 2 weeks thereafter, blood levels of aminotransferases should be checked
Blood morphology has to be checked regularly e. Contraception should be used for the entire treatment
Contraception should be used for the entire treatment period and 2 months thereafter, blood levels of triglyceride and cholesterol should be checked
Mark systemic agents used in the therapy of psoriasis:
Sotretinoin, Itraconazole
Tazarotene, Dapsone
Deksametazon, Hydrocortisone
Methotrexate, Ustekinumab
Doxacyclinum, Arechin
Which of the following pigmented skin lesions is the most suspicious of being a melanoma:
Mole with uniform pigmentation
Elevated mole
Mole with diameter = 8 mm
Mole with irregular border
Growing mole
In which case it is obligatory to order body CT scans and check the lymph-nodes:
Basal cell cancer
Melanoma clark I
Melanoma clark V
Patch phase of mycosis fungoides
Keratoacanthoma
Anticentromere antibodies (ACA) occur in patients with:
Dermatomiositis
Antifosfolipidic syndrome
Sharp’s disease
Periarteritis nodosa
Systemic scleroderma
A 44-year-old patient with by blisters on the skin and mucous membranes. The blisters rupture easily, leaving open sores. Microbiological tests revealed that there are no pathogenic bacteria on both affected and healthy skin. Blood tests revealed antibodies known as desmogleins. Which diagnosis is the most probable?
MCTD
Urticaria
Pemphigus
Zoster
SLE
Dyskeratosis it is:
Feature of psoriasis
Feature of lichen planus
Balloon degeneration of keratinocytes
Keratinization of single cell within living layers of epidermis
Otherwise the Koebner symptom
Acrodermatitis continua suppurativa Hallopou it's a variation of:
Localized pustular psoriasis
Acute folliculitis
Generalized pustular psoriasis
Zoster
Erysipelas
Choose connective tissue disease that can be treated with ultraviolet radiation
Panniculitis
Dermatomyositis
Sharp’s syndrome
Discoid lupus erythematosus
Morphea
Which sentence is true:
Majority of skin lymphomas are B-cell lymphomas
Majority of skin lymphomas are T-cell lymphomas
Skin t-cell lymphomas affects young individuals mainly
Mycosis fungoides is always treated with chemotherapy
Lentigo-malignant melanoma is one of the most aggressive types of melanomas
Which of the following human leukocyte antigens is most often associated with type I psoriasis:
HLA - Cw2
HLA - B13
HLA - B27
HLA - B57
HLA - Cw6
18. The 58-year old female patient manifests the erythematous skin lesion on left leg, which has a sharply demarcated raised edge. It appears as a red, swollen, warm, hardened and painful. There is a high fever, symptoms and lesion on the leg appeared a week ago. One can diagnose:
Mycosis fungicides
Lyme borreliosis
Erysipelas
Psoraisis
Lichen plant
Mucous membrane involvement is typical for
Erythema nodosum
Stevens - Johnsen syndrome
Discoid lupus erythematous
Minor form of multiform erythema
Psoriasis
A 45-year-old female patient has severe facial erythema, disseminated persistent patchy erythematous macules on the palms, soles, digital tips. Patient reports some ulcerations in the mouth and loss of hairs There is no fever, according to the patient the skin lesions are more severe after sun exposure. Morphology revealed decreased numbers of WBC and RBC. Which is the most probable diagnosis:
Erysipelas
Pemphigus
Acne
SLE
Contact dermatitis
Main criteria of systemic lupus erythematosus do NOT include:
Leukopenia
SM antibodies
Pericarditis
UV intolerance
Lower levels of C3 I C4 complement in the blood
Match FALSE statement describing antinuclear antibodies (ANA):
They can be induced by some drugs
They can be transmitted through placenta
Their occurence can be affected by other diseases like infections
They are detected by indirect immunofluorescence
Occur in all patients with discoid lupus erythematosus
Mixed streptococcal and staphylococcal infection is a/an:
Borreliosis
Contagious impetigo
Furunculosis
Erysipeloid
Erysipelas
Match true correlation(s) between connective tissue diseases and types of antinuclear antibodies:
Dermatomyositis - Mi-2 antibodies, SCLE - La (SS-B) antibodies
Systemic lupus erythematosus - anticentromere antibodies
Pemphigus- MI2 antibodies, Pemphigoid- desmoglein antibodies
Scleroderma- ds DNA antibodies, ssDNA antibodies
Systemic scleroderma - Ro (SS-A) antibodies
The etiology of pityriasis versicolor is associated with infection of:
Varicella zoster viruses
Dermatophytes
Streptococcus pyogenes bacteria
Molds
Malassezia yeasts
Match symptom(s) typical for dermatomyositis:
Gottron’s sign
Migrating erythema
Patergy
Scerodactily
Muscle weakness affecting distal muscles of extremities
A 77 year old male patient with nodular tumor with pearly border, dilated blood vessels and a central ulceration, present on the scalp for 9 months. The most probable diagnosis:
Squamous cell cancer
Malignant in situ melanoma
Basal cell cancer
Actinic keratosis
Tuberculosis
Which of the following are malignant disorders suspected to be metastatic disease?
Cutaneous horn and Duhring disease
Melanoma Clark V and patch phase of mycosis fungoides
Basal cell cancer and infiltrative phase of mycosis fungoides
Tumoral phase of mycosis fungoides and melanoma Clark IV
Sezary syndrome and Stevens-Johnson syndrome
The following are side effects of acitretin:
Pancytopenia
Hirsutism
Immunosuppression
Increased triglycerides level
Bone marrow suppression
Which of the following is not a type of physical urticaria?
Pressure urticaria
Aquired cold urticaria
Dermopraphism
Heat urticaria
Nickle urticaria
IgA antibodies against tissue transglutaminase are the hallmark of:
Dermatitis herpiformis
Morphea
Pemphigoid
SLE
Hashimoto thyroiditis
Sezary syndrome:
Requires chemotherapy
Is characterized by presence of ssDNA antibodies in the blood
Is the B-cell lymphoma
Can be treated by PUVA-therapy
Can be diagnosed when erythrodermia and enlargement of lymph-nodes are found
Mark the target antigen(s) for autoimmunological reactions in pemphigus foliaceus:
Desmoglein 3
Desmoglein 1
Collagen XVII
Laminin 6
Desmoglein 1 and 3
Erythrasma is a/an:
Erythematic lesions in body folds caused by Corynebacterium minutissimum
Skin changes due to seborrheic dermatitis
Skin lesions in the first stage of boreliosis
Skin lesions of the trunk caused by Malassezia
Infection of the scalp caused by Malassezia
Immunological disorders, diabetes mellitus, pregnancy, chronic steroid and antibiotic therapy, wearing dentures are main the risk factors of:
Oral candidiasis
Pemphigus vulgaris
Cranial herpes zoster
Leukoplakia
Mucosal lichen Planus
Oral acyclovir can used in treatment of:
Psoriasis
Sarcoidosis
Acne
Herpes simplex infection
Candidiasis
Mark the most common trigger in pediatric acute urticaria
Physical exercises
Low temperature
UV irradiation
Viral and bacterial infections
High temperature
Granular deposits of IgA in the dermal papillae found in direct immunofluorescence assay are the hallmark of
Dermatitis herperiformis
Pemphigoid
Pemphigus vulgaris
SLE
Pemphigus foliaceus
What is the “window period”. Choose the correct answear:
Unprotected sex with a person during the window period is 100% safe
During this period the infected patient always has positive HIV antibodies
Period between HIV infection and the beginning of antibody production
May last up to 2 years
Period between HIV infection and the beginning of AIDS symptoms
Urticaria with a sudden onset and symptoms lasting less than 6 weeks is a definition of:
Chronic urticaria
Allergic urticaria
Acute urticaria
Non - allergic urticaria
Physical urticaria
Seronegative period in primary syphilis lasts from 3 weeks till:
6 weeks
7 weeks
5 weeks
8 weeks
9 weeks
The primary lesion in psoriasis is a:
Pustule
Macule
Papule
Patch
Scale
The most typical localization of yeast infections are NOT:
Oral mucosa
Body folds
Nail plates
Groins
Nail folds
Nontreponemal serological tests are:
VDRL, TPHA, FTA
FTA - ABS, TPHA, RPR
USR, VDRL, RPR
VDLR, FTA, USR
USR, TPHA, VDRL
What is not the risk factor for melanoma:
Sunburns
Large numbers o benign moles
Atypical mole
Skin type V according to Fitzpatrick
Skin type I according to Fitzpatrick
Choose the false statement about Stevens-Johnson syndrome:
Occurs most often as a drug reaction
Body folds are the most common localization
Severe course of the disease
Occurs often with systemic symptoms: fever, prostration (
Lesions with tendency to become confluent and bullous
Macerated, inflammatory lesions with satellite papules localized under the breast in obese women are probably the symptoms of:
Seborrheic dermatitis
Candidiasis
Bacterial infection
Dermatophyte infection
Contact dermatitis
A 6-year-old male patient diagnosed with atopic dermatitis manifests additional skin lesions - erosions covered by golden - yellow crusts located on all the face area. One might diagnose:
Contact dermatitis
Contagious impetigo
Exacerbation of atopic dermatitis
Lichenization
Impetiginisation
Which mole should immediately be surgically removed:
Diameter greater than 6 mm, uniform pigmentation and borders, elevated surface
Localized on the acral parts of the body
Mole with hairs , elevated surface
Diameter greater than 6 mm, changing color, asymmetric shape
Diameter smaller than 6 mm, regular border
A 40-year-old male presents to clinic with a rash on the scalp, extensor elbows, knees and umbilicus. You note sharply demarcated erythematous plaques with silvery scale in those locations; there is no central clearing, no itching. The soles of the feet are normal. What is the most likely diagnosis?
Allergic contact dermatitis
Psoriasis
Seborrheic dermatitis
Secondary syphilis
Atopic dermatitis
Mark the laboratory findings NOT characteristic for SLE:
High levels of dsDNA antibodies
Acantholysis
Positive photo-tests (indicating increased photosensitivity)
Pancytopeny (decreased levels of RBC, WBC, Platelets)
Proteinuria >0.5 g daily
Which of the following is not an IgE mediated allergic reaction?
Atopic dermatitis
Rhinitis
Systemic anaphylaxis
Acute urticaria
Contact dermatitis
Choose the example of zoophilic infection
Microsporic scalp infection
Chickenpox
Herpes zoster
Pityriasis versicolor
Erysipelas
Which antibodies are most characteristic for dermatomyositis?
Scl70
Ku
Mi - 2
SsDNA
Ro
Which sentence is true:
Squamous-cell cancer is characterized by pearly- border and telangiectasia on the surface
Leucoplakia can be easily removed during dermatological examination
Squamous cell cancer usually affects lower lip
Basal-cell cancer affects usually middle-age individuals
The risk for squamous cell cancer is 90% when actinic keratosis is found
Match feature of morphea:
Calcium deposits in subcutaneous tissue
Poikiloderma
Telangiectasia
Rat bite necrosis on fingertips
Hypopigmented, sclerotic lesions localized usually on the trunk
Herxheimers reaction is a/an:
Intolerance reaction due to doxycycline
Allergy to cephalosporins
Inflammatory reaction due to spirochetal infection treatment
Anaphylactic shock after penicillin
Intolerance reaction due to procaine
Ficosis is a:
Bacterial infection typical for vets and fishermen
Furunculosis in diabetic patients
Severe infection in neonates
Purulent infection of beard region in male patients
Cellulitis
Which of the following melanoma types is the most frequent:
Nodular
Mucosal
Superfical spreading
Ameqanocytic
Acral
The first line of treatment of erysipelas is/are:
Crystalline penicillin
Erythromycin
Crystalline penicillin +clindamycin
Ceftriaxone + clindamycin
Hydrocortisone
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