Histopathology: Skin Pathology

Question 1

Skin Pathology:

Outline the layers of the skin

Answer 1

Question 2

Skin Pathology:

Define:

1. Hyperkeratosis
2. Parakeratosis
3. Acanthosis

Answer 2

Question 3

Skin Pathology:

Define:

1. Acantholysis
2. Spongiosis
3. Lentiginous

Answer 3

Question 4

Skin Pathology:

What is the difference between dermatitis and eczema?

Answer 4

Question 5

Skin Pathology:

What is/are the definition, most common subtype, symptoms and histology findings of Psoriasis?

Answer 5

Question 6

Skin Pathology:

What is/are the pathophysiology, subclasses and associated features of Psoriasis?

Answer 6

Question 7

Skin Pathology:

What is/are the symptoms, aetiology and histology findings of Lichen Planus?

Answer 7

Question 8

Skin Pathology:

What is/are the symptoms, causes and treatment of Erythema Multiforme?

Answer 8

Question 9

Skin Pathology:

What is/are the main subtypes of Melanocytic?

Answer 9

1. Benign: Melanocytic nevi (=moles). They can be junctional, compound or intradermal
2. Malignant: melanoma

Question 10

Skin Pathology:

What are the histology findings and most important prognostic factors of Melanoma/Melanocytic naevi?

Answer 10

Question 11

Skin Pathology:

What are the subtypes of Melanoma?

Answer 11

Question 12

Skin Pathology:

What is/are the definition and symptoms of Steven Johnson Syndrome (SJS)?

Answer 12

Question 13

Skin Pathology:

What are the symptoms of Pityriasis Rosea?

Answer 13

Question 14

Dermatitis/eczema:

What are the histology and clinical features of Atopic dermatitis?

Answer 14

Question 15

Dermatitis/eczema:

What are the histology and clinical features of Contact dermatitis?

Answer 15

Question 16

Dermatitis/eczema:

What is the histology and clinical features of Seborrhoeic dermatitis?

Answer 16

Question 17

Dermatitis/eczema:

What is the classification of Dermatitis?

Answer 17

1. Aptoic dermatitis
2. Contact dermatitis
3. Sebrrhoeic dermatitis

Histology:

1. ACUTE:
   
   1. Spongiosis
   2. Inflammatory infiltrate in dermis
   3. Dilated dermal capillaries
2. CHRONIC:
   
   1. Acanthosis
   2. Crusting
   3. Scaling

Question 18

Bullous Disease:

What is the pathophysiology of dermatitis herpetiformis?

Answer 18

Question 19

Bullous Disease:

What are the clinical features of dermatitis herpetiformis?

Answer 19

Question 20

Bullous Disease:

What are the histology findings of dermatitis herpetiformis?

Answer 20

Question 21

Bullous Disease:

What is the pathophysiology of pemphigoid?

Answer 21

Question 22

Bullous Disease:

What are the clinical features of pemphigoid?

Answer 22

Question 23

Bullous Disease:

What are the histology findings of pemphigoid?

Answer 23

Question 24

Bullous Disease:

What is the pathophysiology of pemphigus?

Answer 24

Question 25

Bullous Disease:

What are the clinical features of pemphigus?

Answer 25

Question 26

Bullous Disease:

What are the histology findings of pemphigus?

Answer 26

Question 27

Cutaneous Neoplasms:

What is the classification of Cutaneous Neoplasms?

Answer 27

1. Benign
   
   1. Seborrhoeic Keratosis
2. Premalignant
   
   1. Actinic (solar/Senile Keratosis)
   2. Keratoacanthoma
   3. Bowen’s Disease
3. Malignant
   
   1. Squamous cell carcinoma
   2. Basal cell carcinoma

Question 28

Cutaneous Neoplasms:

What are the characteristics and histology of Actinic (Solar/Senile) Keratosis?

Answer 28

Question 29

Cutaneous Neoplasms:

What are the characteristics and histology of Keratoacanthoma?

Answer 29

Question 30

Cutaneous Neoplasms:

What are the characteristics and histology of Bowen’s Disease?

Answer 30

Question 31

Cutaneous Neoplasms:

What are the characteristics and histology of Squamous cell carcinoma?

Answer 31

Question 32

Cutaneous Neoplasms:

What are the characteristics and histology of Basal cell carcinoma?

Answer 32

Question 33

Cutaneous Neoplasms:

What are the characteristics and histology of Seborrhoeic Keratosis?

Answer 33