Common Skin Disorders Quiz

18 Questions

What type of infections can be diagnosed through culture and staining of specimens?

Bacterial infections

Which diagnostic test is typically performed to detect malignant changes in skin lesions?

Biopsy

What is the main purpose of blood tests in the diagnosis of skin conditions?

To assist in the diagnosis of conditions caused by allergy or abnormal immune reaction

Which skin disorder is characterized by an inherited tendency and is a common problem in infancy?

Eczema (Atopic Dermatitis)

What type of rash is commonly associated with Atopic Dermatitis (Eczema)?

Erythematous rash with serous exudate

Which skin disorder presents with raised, silvery-red patches on the skin that may be itchy and painful?

Psoriasis

Which organism is often the cause of impetigo in infants and children?

S. aureus

What is a common mode of transmission for impetigo?

Transmission through close physical contact or fomites

What is a characteristic sign of impetigo lesions that leads to further spread of infection?

Yellowish-brown crusty masses

What is the most common cause of cold sores or fever blisters?

Herpes simplex type 1 (HSV-1)

In which part of the body does the Herpes Simplex Virus remain latent?

Sensory nerve ganglia

Which skin condition is often asymptomatic during its primary infection?

Herpes simplex infection

What is a potential complication of atopic dermatitis due to scratching?

Secondary infections

What is the main pathological feature of psoriasis?

Excessive proliferation of keratinocytes

Which blood abnormality is commonly seen in atopic dermatitis?

Increased serum IgE levels

What is a characteristic symptom of psoriasis?

Red patches with silvery scales

Which diagnostic test is commonly used for skin lesions?

Culturing specimens for bacteria

Which condition is believed to have a genetic origin?