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Quadrilateral space syndrome is a rare condition characterized by compression of the axillary nerve and the posterior circumflex humeral artery within the quadrilateral space, leading to shoulder pain and weakness. Diagnosis often requires a combination of clinical examination, imaging, and sometimes nerve conduction studies, and treatment typically involves physical therapy or surgical decompression if conservative measures fail.
Relevant Fields:
The axillary nerve is a crucial peripheral nerve of the upper limb that innervates the deltoid and Teres Minor Muscles, facilitating shoulder abduction and external rotation. It also provides sensory innervation to the skin over the deltoid, making it essential for both motor and sensory functions in the shoulder region.
The posterior circumflex humeral artery is a vital blood vessel that supplies blood to the deltoid muscle and shoulder joint. It originates from the axillary artery and travels through the quadrangular space, accompanied by the axillary nerve, to reach its target areas.
Shoulder pain can arise from a variety of sources, including muscular, skeletal, or nerve issues, and often requires a multifaceted diagnostic approach to determine the underlying cause. Treatment may involve physical therapy, medication, or surgery, depending on the severity and origin of the pain.
Nerve compression occurs when surrounding tissues apply pressure to a nerve, disrupting its normal function and leading to symptoms like pain, numbness, or weakness. It can result from various causes including repetitive motion, injury, or anatomical abnormalities, and often requires medical evaluation to determine the appropriate treatment strategy.
Imaging techniques are a diverse set of methods used to create visual representations of the interior of a body or object for clinical analysis, scientific research, or industrial inspection. These techniques leverage various physical principles such as electromagnetic radiation, sound waves, and magnetic fields to non-invasively capture detailed images that aid in diagnosis, monitoring, and quality control.
Nerve conduction studies are diagnostic tests used to evaluate the function and speed of electrical conduction in peripheral nerves, helping to identify nerve damage or dysfunction. These tests are essential in diagnosing conditions such as carpal tunnel syndrome, peripheral neuropathy, and other neuromuscular disorders.
Physical therapy is a healthcare profession focused on the assessment, diagnosis, and treatment of physical impairments, disabilities, and pain through various therapeutic interventions. It aims to restore, maintain, and promote optimal physical function, movement, and overall health and wellness in individuals across their lifespan.
Surgical decompression is a medical procedure aimed at relieving pressure on vital structures, such as nerves or the brain, often to prevent further damage or restore function. It is commonly used in conditions like spinal stenosis, traumatic brain injury, and carpal tunnel syndrome, where pressure alleviation can significantly improve patient outcomes.
The quadrangular space is an anatomical region of the shoulder that allows passage of important neurovascular structures, including the axillary nerve and the posterior circumflex humeral artery. Understanding its boundaries and contents is crucial for diagnosing and managing shoulder injuries and pathologies, such as quadrilateral space syndrome.
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