Understanding Weakness Symptoms

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What areas of the body are particularly relevant in investigating weakness?

The head and neck

The arms and legs (correct)

The back and shoulders

The chest and abdomen

Which type of weakness can arise from the neuromuscular junction?

Symmetric weakness

Asymmetric weakness

Distal weakness (correct)

Proximal weakness

What does sudden onset of weakness suggest?

Muscle cause

Chronic cause

Peripheral nerve cause (correct)

Myasthenia gravis

How can proximal weakness be identified?

Difficulty with combing hair Signup and view all the answers

Which type of weakness involves both lower extremities?

Paraparesis Signup and view all the answers

What type of weakness suggests myasthenia gravis?

Weakness that improves after rest Signup and view all the answers

Which condition is suggested by progressive subacute onset of lower extremity weakness?

Guillain–Barré syndrome Signup and view all the answers

What type of weakness occurs in myopathies from alcohol, drugs like glucocorticoids, and inflammatory muscle disorders like polymyositis and dermatomyositis?

Proximal limb weakness with intact sensation Signup and view all the answers

Which condition presents with proximal typically asymmetric weakness that gets worse with effort (fatigability)?

Myasthenia gravis Signup and view all the answers

What is suggested by bilateral predominantly distal weakness, often with sensory loss?

Polyneuropathy Signup and view all the answers

Abrupt onset of motor and sensory deficits occurs in which conditions?

TIA and stroke Signup and view all the answers

In a patient reporting numbness, what should be asked to be more precise?

"Reduced or completely absent sensation" Signup and view all the answers

What does focal or asymmetric weakness suggest?

Peripheral causes ranging from nerve injury to the neuromuscular junction disorders to myopathies Signup and view all the answers

Understanding Weakness Symptoms

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Questions and Answers

What areas of the body are particularly relevant in investigating weakness?

Which type of weakness can arise from the neuromuscular junction?

What does sudden onset of weakness suggest?

How can proximal weakness be identified?

Which type of weakness involves both lower extremities?

What type of weakness suggests myasthenia gravis?

Which condition is suggested by progressive subacute onset of lower extremity weakness?

What type of weakness occurs in myopathies from alcohol, drugs like glucocorticoids, and inflammatory muscle disorders like polymyositis and dermatomyositis?

Which condition presents with proximal typically asymmetric weakness that gets worse with effort (fatigability)?

What is suggested by bilateral predominantly distal weakness, often with sensory loss?

Abrupt onset of motor and sensory deficits occurs in which conditions?

In a patient reporting numbness, what should be asked to be more precise?

What does focal or asymmetric weakness suggest?

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