Olfactory-Nerve-Disorders
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Olfactory Nerve Disorders

Olfactory nerve disorders are conditions that affect the olfactory nerve, which is responsible for your sense of smell. A variety of problems about your sense of smell may arise from these disorders. The olfactory nerve (CN I) is the first cranial nerve in your body.. This nerve regulates your sense of smell and olfactory system. The…

Peripheral nerve injury.
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Peripheral Nerve Injury

What is a Peripheral Nerve Injury? Peripheral nerve injury causes damage or disruption to the nerves that extend from the spinal cord and brain to the rest of the body, which affects sensation, movement, and motor coordination. The peripheral nervous system is a group of motor and sensory nerves that connect the central nervous system…

wrist drop
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Wrist Drop (Radial Nerve Palsy)

“Wrist drop” is a medical condition characterized by weakness or paralysis of the muscles that control wrist extension, resulting in the inability to lift the hand or extend the wrist properly. This condition can occur due to various underlying causes, including nerve damage, trauma, compression of nerves, or certain medical conditions such as radial nerve…

Trigeminal nerve
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Trigeminal Nerve

Introduction The trigeminal nerve (CN V) is its fifth and largest cranial nerve. Its primary function is to provide sensory innervation to the face, which is divided into three major branches. The ophthalmic (V1), maxillary (V2), and mandibular (V3) nerves are the three branches. The trigeminal ganglia, located within the Meckel’s cave of the middle…

femoral neuropathy
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Femoral Neuropathy

What is a Femoral Neuropathy? Femoral neuropathy refers to damage or dysfunction of the femoral nerve, a major nerve in the leg that originates from the lumbar plexus of the lower back (specifically from the second, third, and fourth lumbar nerves). The femoral nerve is one of the biggest nerves in the body. It begins…

Trochlear nerve
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Trochlear nerve

Introduction The trochlear nerve, or fourth cranial nerve (CN IV), acts as one of the ocular motor nerves that regulate eye movement. As the only cranial nerve with a dorsal outflow from the brainstem, the trochlear nerve, despite being the smallest, has the longest intracranial path. It starts in the midbrain and travels laterally and…