Are you Having trouble differentiating between all the important causes of Loss of Consciousness (LOC)? If so, then try this Loss of Consciousness Mnemonic for your USMLE Step 2 CS. — Nausea, diaphoresis, palpitation, pallor or light-headedness. — Exertional, postural, traumatic, stressful; painful or claustrophobic experience; dehydration.

Differential Diagnosis. A lowered level of consciousness indicate a deficit in brain function. Level of consciousness can be lowered when the brain receives insufficient oxygen (as occurs in hypoxia); insufficient blood (as occurs in shock); or has an alteration in the brain's chemistry. [1]

2024年8月15日 · Diagnosis of loss of consciousness (LOC) is intricate, especially in urgent setting. Functional connectivity-based AI discerned the brain network in various LOC causes. XAI models revealed key signatures in delta and theta band for LOC classification. Prospective cohort validation confirmed the reproducibility of the AI models.

2025年3月24日 · 醫生用於斷症或作出決定的思考模式，大致可分為以演繹推理（Deductive reasoning）為基礎的鑑別診斷法（Differential diagnosis，dDx）和以慣性識別（Pattern recognition）為基礎的捷思法（Heuristics）。

2013年1月4日 · Differential Diagnosis of Syncope. First, is it syncope? History is very important for distinguishing syncope from other causes (seizure, dizziness, vertigo, presyncope). Ask about precipitating events, prodromal symptoms, post-ictal confusion. Common causes of syncope and their associated symptoms are detailed in the figure below. References:

Syncope is a transient loss of consciousness (LOC) and, if it occurs when the person is in the upright position, may lead to a fall. The differential diagnosis between 'unexplained' fall and syncopal fall can be difficult, if not impossible, because many patients have retrograde amnesia after syncope, that is they do not remember their ...

2018年4月9日 · Taking a history from a patient presenting after an episode of loss of consciousness (LOC) is an important skill that is often assessed in OSCEs. This guide provides a structured approach to taking a LOC history in an OSCE setting.

Altered level of consciousness (LOC) can include poor responsiveness, agitation, confusion, and other cognitive symptoms. There are a number of specific terms used to describe altered LOC: delirium -

2024年7月7日 · DDx: Acute Non-Traumatic Weakness, Bulbar Dysfunction, Coma, Coma-like Syndromes, Delayed Awakening, Hearing Loss in ICU, ICU acquired Weakness, Post-Op Confusion, Pseudocoma, Pupillary Abnormalities

Study with Quizlet and memorize flashcards containing terms like What are the DDx for LOC?, DDx for LOC in a pt. with hx. of HTN, DM, DDx for LOC in pt. with hx. of palpitations and CABG and more.