Reactive arthritis Flashcards

1
Q

Reactive arthritis is s____ inflammation of synovial membranes and tendons, reacting to distant _____

A

sterile
infection

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Name some causes of gastroenteritis

A

Campylobacter jejuni
Salmonella
Shigella

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What 2 STIs can cause reactive arthritis?

A

Chlamydia trachomatis (most common)
Neisseria gonorrhoeae

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What is the triad of symptoms seen in reactive arthritis called?

A

Reiter’s triad

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What is Reiter’s triad?

A

Can’t see, can’t pee, can’t climb a tree

Uveitis
Urethritis
Arthritis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What is keratoderma blenorrhagicum

A

Brown discolouration, rash on sole of foot. Seen in reactive arthritis.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

How do you differentiate between reactive arthritis and septic arthritis?

A

Septic arthritis is painful, hot, red and swollen joint. Also has signs or history of infection.
Joint aspiration

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

How do you diagnose reactive arthritis?

A

Joint aspirate first.
MC+S shows no organism

Plane polarised light microscopy is negative for crystalarthropathy

ESR and CRP is raised

HLAB27 positive

Sexual health review
Stool culture

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

How do you treat reactive arthritis?

A

NSAIDs
Steroid injection
Methotrexate
2nd line = anti-TNF-a inhibitor, infliximab

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

True or false: typically, reactive arthritis presents as an acute polyarthritis

A

False
Typically is acute monoarthritis, most commonly affecting the knee

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

How long do most cases resolve within?

A

6 months
Most do not recur

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Recurrent cases may require…

A

DMARDs (eg methotrextate) or anti-TNF medications (eg infliximab)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What type of medication in methotrexate?

A

DMARD

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

What type of medication is infliximab?

A

anti-TNF

How well did you know this?
1
Not at all
2
3
4
5
Perfectly