🧠 Neuroanatomy at a Glance ⸻ 📍 Cortical Areas Simplified ➊ Frontal Lobe • Motor Cortex → Voluntary movement • Broca’s Area → Speech production (left hemisphere) • Prefrontal Cortex → Judgment, planning ➋ Parietal Lobe • Sensory Cortex → Touch, temperature, proprioception • Sensory Association Area → Object recognition ➌ Temporal Lobe • Auditory […]
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⭕Conventional #MRI in #Movement_Disorder -#MD 🔼 Parkinson’s disease: Clinical diagnosis ✅Clinical Indications for Structural Imaging in Parkinsonism: ◆ Acute or subacute onset or rapid progression ◆ Focal weakness or numbness ◆ Upper motor neuron signs including spasticity and hyperreflexia, especially if unilateral ◆ Bulbar or pseudobulbar symptoms, especially early-onset ◆ Rapidly progressive dementia ◆ Combination
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⭕The Superior #Ophthalmic Vein (#SOV) represents an important orbital venous drainage pathway ⭕SOV is well evaluated through coronal and axial planes on Computed Tomography (CT) and Magnetic Resonance Imaging (MRI) ⭕A diameter of more than 2.5 mm is to be considered a SOV dilation ⭕Differentials of SOV dilation : ✔️Increased intracranial pressure ✔️intubation ✔️SOV thrombosis ✔️Cavernous
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