General Pathology Lecture 13: Hypersensitivity Type IV

0.0(0)
studied byStudied by 0 people
0.0(0)
full-widthCall with Kai
learnLearn
examPractice Test
spaced repetitionSpaced Repetition
heart puzzleMatch
flashcardsFlashcards
GameKnowt Play
Card Sorting

1/13

encourage image

There's no tags or description

Looks like no tags are added yet.

Study Analytics
Name
Mastery
Learn
Test
Matching
Spaced
Call with Kai

No study sessions yet.

14 Terms

1
New cards

How long does the delayed antigenic reaction last for in Type IV Hypersensitivity?

24 to 48 hours

2
New cards

What is the primary cell in Type IV Hypersensitivity?

T lymphocytes

3
New cards

Does T lymphocytes involve antibodies?

No

4
New cards

What is released by T cells that causes CD4+ T cell-mediated inflammation?

Cytokines

5
New cards

What is the function of CD8+ T cells?

Directly kills cells

6
New cards

What is the indicator for tissue rejection?

Separate skin flap

7
New cards

What causes Tuberculin reaction?

PPD

8
New cards

What is the standard test to diagnose Tuberculosis?

Mantoux test

9
New cards

How long does it take for results of a Mantoux test to come out?

48 - 72 hours

10
New cards

What is the skin condition caused by Type IV Hypersensitivity?

Contact dermatitis

11
New cards

What is the buccal mucosa associated with contact with amalgam?

Lichenoid lesion

12
New cards

What are the two main features of cinnamon allergy?

1. Mucosal sloughing/ulceration

2. Tenderness/burning pain

13
New cards

What are the four differential diagnosis of cinnamon allergies?

1. Traumatic ulcer

2. Benign lesions

3. Dysplasia

4. Squamous cell carcinoma

14
New cards

How long does it take for lesions in cinnamon allergies to resolve?

3 weeks