Introduction to Diseases of the Musculoskeletal System Flashcards
Nomenclature - MSK
- To describe problems with bones, use the prefix …
- To describe problems with muscle, use the prefix …/…
- To describe problems with joints, use the prefix …
- The prefix … describes cartilage
- To denote inflammation, use the suffix -…
- To denote pain, use the suffix -…
- To describe problems with bones, use the prefix OSTEO
- To describe problems with muscle, use the prefix MY/MYO
- To describe problems with joints, use the prefix ARTH
- The prefix CHOND describes cartilage
- To denote inflammation, use the suffix -ITIS
- To denote pain, use the suffix -ALGIA
… – Tendon problem (inflammation)
Tendonitis – Tendon problem (inflammation)
Bursae are … membrane lined pockets that serve to allow free movement of adjacent structures where otherwise, there could be …
Bursae are synovial membrane lined pockets that serve to allow free movement of adjacent structures where otherwise, there could be friction.
… – Inflammation of bursa
Bursitis – Inflammation of bursa
… – Inflammation of an enthesis.
Enthesitis – Inflammation of an enthesis.
… are the points where tendons, ligaments or joint capsules insert into bone. The largest site is the Achilles insertion.
Entheses are the points where tendons, ligaments or joint capsules insert into bone. The largest site is the Achilles insertion.
Entheses are the points where tendons, ligaments or joint capsules insert into bone. The largest site is the … insertion
Entheses are the points where tendons, ligaments or joint capsules insert into bone. The largest site is the Achilles insertion.
Osteoporosis – Reduced bone …
Osteoporosis – Reduced bone density
… – Poor bone mineralisation
Osteomalacia – Poor bone mineralisation
Osteomyelitis – Bone …
Osteomyelitis – Bone infection
Osteosarcoma – An example of … bone …
Osteosarcoma – An example of malignant bone tumour
Which word would you use to describe muscle inflammation?
- 1) Myopathy
- 2) Myositis
- 3) Myalgia
2) Myositis
Muscle conditions
- … - Pain in muscles.
- Very common.
- Commonly associated with viral infections.
- Can be drug induced (eg by statins).
- … - Inflammation of the muscles.
- Far less common than … and can be autoimmune
-
Myalgia - Pain in muscles.
- Very common.
- Commonly associated with viral infections.
- Can be drug induced (eg by statins).
-
Myositis - Inflammation of the muscles.
- Far less common than myalgia and can be autoimmune
Myalgia - Pain in muscles.
- Very ….
- Commonly associated with … infections.
- Can be … induced (eg by ..).
- Very common.
- Commonly associated with viral infections.
- Can be drug induced (eg by statins).
Myositis - Inflammation of the muscles
- Far … common than myalgia and can be …
- Far less common than myalgia and can be autoimmune
What is a joint?
- A joint is formed where two or more bones meet each other
- This is an example of a normal joint
Approach to a patient with musculoskeletal disorder
- Full history & Physical examination - Often enough to make a diagnosis
- … tests – help to support the diagnosis
- Full history & Physical examination - Often enough to make a diagnosis
- Serological tests – help to support the diagnosis
Some ways of classifying rheumatic disease
Joint pain - Articular or Periarticular?
Periarticular joint pain
- Point … over the involved structure, Pain reproduced by … involving that structure
- Which structure?
- Bursa?
- Tendon?
- Tendon …?
- Ligament?
- Others?
- Point tenderness over the involved structure, Pain reproduced by movement involving that structure
- Which structure?
- Bursa?
- Tendon?
- Tendon sheath?
- Ligament?
- Others?
Periarticular joint pain
- … tenderness over the involved structure, Pain reproduced by movement involving that structure
- Which structure?
- …?
- …?
- Tendon sheath?
- …?
- Others?
- Point tenderness over the involved structure, Pain reproduced by movement involving that structure
- Which structure?
- Bursa?
- Tendon?
- Tendon sheath?
- Ligament?
- Others?
Articular Joint pain
- … … tenderness, pain at the … range of movement in any direction
- Inflammatory/…?
- Any signs of inflammation?
- Features of … problem?
- Locking, catching etc
- Joint line tenderness, pain at the end range of movement in any direction
- Inflammatory/mechanical?
- Any signs of inflammation?
- Features of mechanical problem?
- Locking, catching etc
Articular Joint pain
- Joint line tenderness, pain at the end range of … in any direction
- …/mechanical?
- Any signs of …?
- Features of mechanical problem?
- Locking, catching etc
- Joint line tenderness, pain at the end range of movement in any direction
-
Inflammatory/mechanical?
- Any signs of inflammation?
- Features of mechanical problem?
- Locking, catching etc
Articular Joint pain
- Joint line tenderness, pain at the end range of movement in … direction
- Inflammatory/mechanical?
- Any signs of inflammation?
- Features of mechanical problem?
- …, catching etc
- Joint line tenderness, pain at the end range of movement in any direction
- Inflammatory/mechanical?
- Any signs of inflammation?
- Features of mechanical problem?
- Locking, catching etc
Joint inflammation nomenclature
- MonoARTHRITIS – arthritis affecting … joint
- OligoARTHRITIS – arthritis affecting …. or fewer joints
- PolyARTHRITIS – arthritis affecting … or more joints
- MonoARTHRITIS – arthritis affecting 1 joint
- OligoARTHRITIS – arthritis affecting 4 or fewer joints (2-4)
- PolyARTHRITIS – arthritis affecting 5 or more joints (>=5)
Joint inflammation nomenclature
- …ARTHRITIS – arthritis affecting 1 joint
- …ARTHRITIS – arthritis affecting 4 or fewer joints (2-4)
- …ARTHRITIS – arthritis affecting 5 or more joints (>=5)
- MonoARTHRITIS – arthritis affecting 1 joint
- OligoARTHRITIS – arthritis affecting 4 or fewer joints (2-4)
- PolyARTHRITIS – arthritis affecting 5 or more joints (>=5)
Joint inflammation nomenclature
- MonoARTHRITIS – arthritis affecting … joint
- OligoARTHRITIS – arthritis affecting … or fewer
- PolyARTHRITIS – arthritis affecting … or more joints
- MonoARTHRITIS – arthritis affecting 1 joint
- OligoARTHRITIS – arthritis affecting 4 or fewer joints (2-4)
- PolyARTHRITIS – arthritis affecting 5 or more joints (>=5)
Rheumatology Terms
Main differential diagnoses for polyarticular condition (4)
RA, SLE, crystal induced, infectious
You are asked to review a patient presenting with thenar eminence atrophy. Which nerve do you think is affected?
- 1)Ulnar nerve
- 2)Radial nerve
- 3)Median nerve
- 1)Ulnar nerve
- 2)Radial nerve
- 3)Median nerve
Which epicondyle is affected in tennis elbow?
- 1)Medial
- 2)Lateral
- 1)Medial
- 2)Lateral
Soft tissue conditions
- Problems with radiolucent moving tissues
- Very common, part of everyday life
- Some examples:
- tennis elbow (… epicondylitis)
- golfers elbow (… epicondylitis)
- carpal tunnel (… nerve compression as it passes through the carpal tunnel in the wrist)
- Problems with radiolucent moving tissues
- Very common, part of everyday life
- Some examples:
- tennis elbow (lateral epicondylitis)
- golfers elbow (medial epicondylitis)
- carpal tunnel (median nerve compression as it passes through the carpal tunnel in the wrist)
Soft tissue conditions
- Problems with radiolucent moving tissues
- Very common, part of everyday life
- Some examples:
- … elbow (lateral epicondylitis)
- … elbow (medial epicondylitis)
- … tunnel (median nerve compression as it passes through the … tunnel in the wrist)
- Problems with radiolucent moving tissues
- Very common, part of everyday life
- Some examples:
- tennis elbow (lateral epicondylitis)
- golfers elbow (medial epicondylitis)
- carpal tunnel (median nerve compression as it passes through the carpal tunnel in the wrist)
Soft tissue conditions
- Problems with … moving tissues
- Very …, part of everyday life
- Some examples:
- tennis elbow (… epicondylitis)
- golfers elbow (… epicondylitis)
- carpal tunnel (median nerve compression as it passes through the carpal tunnel in the wrist)
- Problems with radiolucent moving tissues
- Very common, part of everyday life
- Some examples:
- tennis elbow (lateral epicondylitis)
- golfers elbow (medial epicondylitis)
- carpal tunnel (median nerve compression as it passes through the carpal tunnel in the wrist)
Importance of rheumatic disease
- 4 features
Worldwide Impact of rheumatic disease - World Health Organization
MSK disorders are the … most common cause of disability worldwide, measured by years lived with disability (YLDs)
MSK disorders are the second most common cause of disability worldwide, measured by years lived with disability (YLDs)
Low … pain is the single leading cause for disability globally
Low back pain is the single leading cause for disability globally
Disability due to MSK disorders is estimated to have increased by …% from 1990 to 2010, in particular OA, and is expected to continue to rise with an increasingly obese, sedentary and ageing population.
Disability due to MSK disorders is estimated to have increased by 45% from 1990 to 2010, in particular OA, and is expected to continue to rise with an increasingly obese, sedentary and ageing population.
UK Impact - Rheumatic diseases
- … greatest impact on the health of the UK population, considering both death and disability (Lancet 9 March 2013)
- Musculoskeletal disorders account 15.6%
- Low back pain accounts for over … of this
- Ranking of major causes of death and disability
-
Third greatest impact on the health of the UK population, considering both death and disability (Lancet 9 March 2013)
- Musculoskeletal disorders account 15.6%
- Low back pain accounts for over half of this
- Ranking of major causes of death and disability
UK Impact - Rheumatic diseases
- Third greatest impact on the health of the UK population, considering both death and disability (Lancet 9 March 2013)
- Musculoskeletal disorders account …%
- Low back pain accounts for over half of this
- Ranking of major causes of death and disability
- Third greatest impact on the health of the UK population, considering both death and disability (Lancet 9 March 2013)
- Musculoskeletal disorders account 15.6%
- Low back pain accounts for over half of this
- Ranking of major causes of death and disability
How much do you estimate the NHS in the UK spends in a year on treating musculoskeletal conditions?
- 1)50 million
- 2)1 billion
- 3)10 billion
- 1)50 million
- 2)1 billion
- 3)10 billion
UK Impact - Rheumatic diseases
- Each year …% of the general population sees a GP about an MSK problem (mostly due to back pain and OA)
- The NHS in the UK spends £… billion per year on treating musculoskeletal conditions
- The prevalence of MSK conditions rises with age. For example, of people aged 45-64 years, 27% have sought treatment from their GP for osteoarthritis, rising to 45.5% among those aged over 75 years.
- Each year 20% of the general population sees a GP about an MSK problem (mostly due to back pain and OA)
- The NHS in the UK spends £10 billion per year on treating musculoskeletal conditions
- The prevalence of MSK conditions rises with age. For example, of people aged 45-64 years, 27% have sought treatment from their GP for osteoarthritis, rising to 45.5% among those aged over 75 years.
UK Impact - Rheumatic diseases
- Each year …% of the general population sees a GP about an MSK problem (mostly due to back pain and OA)
- The NHS in the UK spends £10 billion per year on treating musculoskeletal conditions
- The prevalence of MSK conditions … with age.
- Each year 20% of the general population sees a GP about an MSK problem (mostly due to back pain and OA)
- The NHS in the UK spends £10 billion per year on treating musculoskeletal conditions
- The prevalence of MSK conditions rises with age. For example, of people aged 45-64 years, 27% have sought treatment from their GP for osteoarthritis, rising to 45.5% among those aged over 75 years.
MSK disorders and Work
- Poor musculoskeletal health is a major barrier to workplace participation.
- People with musculoskeletal conditions are … likely to be employed than people in good health, and … likely to retire early.
- Poor musculoskeletal health is a major barrier to workplace participation. People with musculoskeletal conditions are less likely to be employed than people in good health, and more likely to retire early.
Poor musculoskeletal health is a major barrier to workplace participation. Give 2 examples
People with musculoskeletal conditions are less likely to be employed than people in good health, and more likely to retire early.