P1 PATHOLOGY Flashcards

Osteomyelitis , infections of bones & joints

1
Q

inflammation of bone & bone marrow caused by pyogenic bacterial infection is know as

A

pyogenic osteomyelitis

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

first site of infection in osteomyelitis

A

metaphysis of long bone
any bone
Vertebral column

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

this is a presentation of

A

chronic pyogenic osteomyelitis

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

Identify what is 3 pointed by arrow

A

main cloaca

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

Identify what is 2 pointed by arrow

A

involcrum

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

Identify what is 1 pointed by arrow

A

sequestrum

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

Identify what is 6 pointed by arrow
seen in case of chronic osteomyelitis

A

mixed inflammatory exudate

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

Identify what is 5 pointed by arrow
seen in case of chronic osteomyelitis

A

bone trabeculae

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

when pus penetrates Haversian system of the metaphysis , it will lead to

A

subperiosteal abscess

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

Fragments of necrotic bone
embedded in pus is known as

A

Sequestrum

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

Perisoteal reactive new (woven) bone
formation around necrotic sequestrum
is known as

A

Involucrum

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

a hole / tract formed in the bone
formation of draining sinus is known as

A

cloaca

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

Route of Infection of Pyogenic Spondyelitis

A

Arterial haematogenous

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

common locations of Pyogenic Spondyelitis

A

thoracic , lumbar

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

spontaneous bone fusion is known as

A

Ankylosis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Mention at least 4 COMPLICATIONS OF OSTEOMYELITIS

A

1- septic bacterial arthritis
2- chronic osteomyelitis
3- pathological fractures
4- septicaemia
5- SCC
6- amyloidosis

16
Q

Initial focus of TB osteomyelitis in adults

A

metaphysis

17
Q

Initial focus of TB osteomyelitis in children

A

epiphysis

18
Q

pott’s disease location

A

lower thoracic & lumber vertebrae

19
Q

mention at least 3 Complications of Pott’s Disease

A

1- cold abscess
2- rupture into soft tissue
3- angulations of spine

20
Q

main vertebral deformity seen in pott’s disease

A

Kyphosis

21
Q

what type of multinucleated giant cells are seen here

A

Langhan’s type of multinucleated giant cells

22
Q

Identify what is 3 pointed by the arrows
Diagnose the case

A

-Multiple granulomas
seen in TB Spondylitis

23
Q

fused bone or other hard tissue in seen in

A

septic arthritis

24
Q

fused bone or other hard tissue is known as

A

Ankylosis

25
Q

Multisystem disease caused by spirochete borrelia burgdorferi is known as

A

lyme disease

26
Q

vectors of lyme disease

A

transmitted to man by ticks from deers

27
Q

Viruses that causes viral arthritis

A
  • hepatitis B
  • rubella
  • parovirus
28
Q

mention the 3 non infectious arthritis

A

1- RA
2- Spondyloarthropathies
3-Juvenile arthritis