CGM Academy Louisian Group

Public·126 members

May 21, 2023

Thalamus 3 Video By Dr Najeeb

Thalamus 3 Video by Dr Najeeb: A Comprehensive Neuroanatomy Course

If you are looking for a high-quality and engaging course on neuroanatomy, you should check out the Thalamus 3 video by Dr Najeeb. Dr Najeeb is a renowned medical educator who has been teaching medical sciences for over 30 years. He has created over 800 videos on basic medical sciences and clinical medicine, which are trusted by over 2 million students in 190 countries.

thalamus 3 video by dr najeeb

Download Zip

The Thalamus 3 video by Dr Najeeb is part of his neuroanatomy series, which covers the structure and function of the brain and spinal cord. In this video, he explains the anatomy and physiology of the thalamus, which is a major component of the diencephalon. The thalamus is involved in sensory integration, motor control, emotion regulation, learning and memory. Dr Najeeb uses simple language, clear diagrams, clinical examples and mnemonics to make the topic easy to understand and remember.

What is the thalamus?

The thalamus is a pair of oval-shaped structures that lie on either side of the third ventricle in the brain. The thalamus is part of the diencephalon, which also includes the hypothalamus, epithalamus and subthalamus. The thalamus is composed of clusters of neurons called nuclei, which are organized into groups based on their function and connections. The thalamus is connected to various parts of the brain by nerve fibers called thalamic radiations.

What are the functions of the thalamus?

The thalamus has multiple functions that can be broadly classified into two categories: sensory and motor. The sensory functions of the thalamus include relaying and processing information from different sensory modalities, such as vision, hearing, touch and taste (but not smell). The motor functions of the thalamus include regulating voluntary movements, coordinating eye movements and maintaining posture and balance. The thalamus also plays a role in other aspects of cognition, such as attention, emotion, memory, learning and consciousness.

How does the Thalamus 3 video by Dr Najeeb help you learn neuroanatomy?

The Thalamus 3 video by Dr Najeeb is a comprehensive and engaging course on neuroanatomy that covers the structure and function of the thalamus in detail. In this video, you will learn about the anatomy of the thalamus, its subdivisions and nuclei, its connections with other brain regions, its role in sensory and motor pathways, its involvement in various neurological disorders and its clinical relevance. Dr Najeeb uses simple language, clear diagrams, clinical examples and mnemonics to make the topic easy to understand and remember. By watching this video, you will gain a solid foundation in neuroanatomy and be able to apply your knowledge to clinical scenarios.

What are the disorders of the thalamus?

The thalamus is vulnerable to various disorders that can affect its function and cause neurological symptoms. The most common disorder of the thalamus is a thalamic stroke, which occurs when the blood supply to the thalamus is interrupted due to a blockage or rupture of a blood vessel. A thalamic stroke can cause sensory, motor, cognitive and emotional problems, depending on the location and extent of the damage. Some of the symptoms of a thalamic stroke include :

Loss of sensation or abnormal sensations, such as numbness, tingling, pain or temperature changes.

Difficulties with movement or maintaining balance, such as weakness, tremors or ataxia.

Speech difficulties, such as aphasia (impaired language comprehension or production), dysarthria (slurred speech) or dysphonia (weak voice).

Vision problems, such as hemianopia (loss of half of the visual field), diplopia (double vision) or photophobia (light sensitivity).

Sleep disturbances, such as insomnia (difficulty falling or staying asleep), hypersomnia (excessive sleepiness) or parasomnia (abnormal behaviors during sleep).

Lack of interest or enthusiasm, also known as apathy or abulia.

Changes in attention span, such as distractibility, impulsivity or neglect.

Memory loss, especially for recent events.

Thalamic pain syndrome, also known as central pain syndrome or Dejerine-Roussy syndrome, which involves burning or freezing sensations in addition to intense pain, usually in the head, arms or legs.

How is a thalamic stroke diagnosed and treated?

A thalamic stroke is a medical emergency that requires immediate diagnosis and treatment. The diagnosis of a thalamic stroke is based on the clinical presentation and imaging tests, such as magnetic resonance imaging (MRI) or computed tomography (CT) scan of the brain. These tests can show the location and extent of the damage to the thalamus and help determine the type of stroke (ischemic or hemorrhagic). Other tests that may be performed include blood tests, electrocardiogram (ECG), ultrasound and angiography .

The treatment of a thalamic stroke depends on the type and severity of the stroke. The main goals of treatment are to restore blood flow to the thalamus, prevent further damage and complications, and improve recovery and rehabilitation. The treatment options include :

Clot-dissolving medication (thrombolysis) or clot removal procedure (thrombectomy) for ischemic strokes caused by a blocked artery.

Surgery (craniotomy) or endovascular coiling for hemorrhagic strokes caused by a ruptured blood vessel.

Medication to control blood pressure, cholesterol, blood sugar and prevent blood clots.

Physical therapy, occupational therapy and speech therapy to improve motor, sensory and cognitive functions.

Pain management with medication, nerve blocks or electrical stimulation.

Psychological support and counseling to cope with emotional and behavioral changes.

What are the outcomes and prognosis of a thalamic stroke?

The outcomes and prognosis of a thalamic stroke vary depending on the size and location of the lesion, the type and severity of the symptoms, the age and health status of the patient, and the quality and timing of the treatment. Some patients may recover fully or partially from a thalamic stroke, while others may have permanent disabilities or complications. Some of the factors that influence the recovery and prognosis include :