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Snapshot: ¿Qué es la Arreflexia?

March 13, 2026

Snapshot escrito por: Lin (Summer) Dong  Editado por: Sharan Srinivasan, MD Traducido por: Ismael Araujo Aliag La arreflexia, proveniente de la palabra griega “a”, que significa ausencia, es una condición médica caracterizada por la ausencia o reducción de los reflejos. Los reflejos son respuestas involuntarias provocadas por estímulos sensoriales que son esenciales para mantener el correcto funcionamiento del cuerpo. Cuando este complejo Read More…

Snapshot: O que é Distonia?

June 6, 2025

Distonia é uma desordem que afeta a maneira como uma pessoa se move. Mais especificamente, pessoas com distonia têm contrações musculares involuntárias, que podem causar posturas anormais.  A distonia pode afetar qualquer músculo do corpo, incluindo a face, pescoço, tronco e membros. O impacto da distonia pode ser muito variável Read More…

Snapshot: What is Neuropathy?

May 30, 2025

Our nervous system consists of the central and the peripheral nervous system. The brain and spinal cord are components of our central nervous system (CNS), while the peripheral nervous system consists of all other nerves that travel from the CNS to supply our face and the rest of our body. Read More…

Snapshot: What is Myoclonus?

April 18, 2025

Myoclonus is a neurological clinical sign marked by sudden, quick, and involuntary muscle contractions or jerks. These contractions can happen in one muscle group or in several muscle groups at the same time. Myoclonus can be a single incidence or occur in a repetitive pattern. The intensity and frequency of Read More…

Snapshot: What is Aspiration?

April 11, 2025

Aspiration refers to the entry of food, liquid, saliva, or other materials into the airway instead of the esophagus during swallowing. This can occur when the coordination of muscles involved in swallowing is disrupted. As a result, materials can “go down the wrong pipe,” potentially leading to choking or respiratory Read More…

Snapshot: What is Areflexia?

February 21, 2025

Areflexia, from the Greek word “a”, meaning absence, is a medical condition characterized by the absence or reduction of reflexes. Reflexes are involuntary response triggered by sensory stimuli that are essential for maintaining proper bodily function. When this complex system fails, it shows as areflexia, which causes a variety of Read More…

Snapshot: What are Pyramidal Signs?

January 24, 2025

Have you ever wondered what part of your nervous system is helping move the muscles of your body? Or your head? An important part of our central nervous system called the pyramidal tract is responsible for voluntary movements made by our body. The pyramidal tract is made up of two Read More…

Snapshot: What is Tremor?

July 12, 2024

If you’ve ever felt shaky when speaking in public or after drinking too much coffee, then you’ve likely experienced tremor. Tremor is an involuntary, rhythmic shaking of parts of the body, such as the hands or the head. Everyone experiences a normal, physiological tremor at a certain level, which is Read More…

Snapshot: What is Dystonia?

June 14, 2024

Dystonia is a disorder that affects the way a person moves. Specifically, people with dystonia have involuntary muscle contractions, which can cause abnormal twisting postures. Dystonia can affect muscles anywhere in the body, including the face, neck, torso, and limbs. The impact of dystonia can vary greatly across individuals. Some Read More…

Snapshot: What is Dysmetria?

May 3, 2024

Dysmetria is a medical term used to describe a condition that affects one’s ability to control and coordinate their movements accurately. In simpler terms, it is like having a glitch in the brain’s “motion control system”. When someone experiences dysmetria, their movements, such as reaching for an object or touching Read More…

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