51 results
Causes of Proximal Muscle Weakness That May Mimic Inflammatory Myopathy
 • Central or peripheral neurologic disease
Proximal Muscle Weakness ... Mimic Inflammatory Myopathy ... or peripheral neurologic ... Myasthenia gravis • Muscular ... differential #causes #neurology
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
of Peripheral Weakness ... No Objective Weakness ... • Progressive muscular ... • Congenital Myopathy ... #Neurology #Differential
Neurological Patterns of Weakness
 • Hemispheric lesion
 • Brainstem lesion
 • Spinal cord lesion
 • Polyneuropathy
Neurological Patterns of Weakness ... Polyneuropathy • Myopathy ... #Neurology #Patterns ... #Weakness #diagnosis
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Neuromuscular Weakness ... Mitochondrial myopathy ... , Muscular dystrophy ... Neuromuscular #Weakness ... differential #diagnosis #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Myopathy: ... mediated necrotizing myopathy ... myositis • Genetic: Muscular ... myopathies, the muscular ... Differential #Diagnosis #neurology
Creatine Kinase - Causes of Elevated CK Levels
Acute CK Elevation (Pain > Weakness):
 • RHABDOMYOLYSIS
Elevation (Pain > Weakness ... Critical Illness Myopathy ... Chronic Causes (Weakness ... PROXIMAL MUSCLE WEAKNESS ... natremia - Muscular
Causes of Peripheral Weakness - With and Without Sensory Changes - Differential Diagnosis Algorithm
With Sensory Changes:
of Peripheral Weakness ... • No Objective Weakness ... Oculomotor • Myopathy ... #Peripheral #Weakness ... #Sensory #Neurology
Hypothyroidism – symptoms and signs.

Symptoms: 
Tiredness/malaise, 
Weight gain,
Anorexia,
Cold intolerance, 
Poor memory,
Change in appearance, 
Depression, 
Poor libido,
Myalgia, Muscle weakness ... Psychosis, Deafness ... of movement, Deafness ... Myotonia, Muscular ... hypertrophy, Proximal myopathy
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
80%) - Proximal Weakness ... 10%) - Proximal Weakness ... femoral heads • Myopathy ... Complications #pathophysiology
Myoedema in Hypothyroidism on Physical Exam

Hypothyroidism is a clinical syndrome resulting from the production, secretion or
and scaly skin, myopathy ... Myopathy due to ... characterized by muscle weakness ... elevation in the muscular ... clinical #video #neurology