44 results
Anaphylaxis: Signs and Symptoms
Anaphylaxis: when any egg of three conditions is met:
1. Acute onset of skin/mucosal
Signs / Symptoms ... e.g. arrythmias, ischemia ... #Anaphylaxis #pathophysiology ... #immunology #diagnosis ... #signs #symptoms
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Anterior ischemic ... Definition: acute ... ischemic disorder ... Doppler US : halo sign ... #Diagnosis #Algorithm
ISCHEMIA Trial - Management Algorithm for patients with Stable Angina

Stress Test -> ? +moderate or severe
ISCHEMIA Trial - ... moderate or severe ischemia ... symptom. ... on results of ISCHEMIA ... /alenghat/ #ISCHEMIA
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
re-vascularize the ischemic ... significant retinal ischemia ... Localized retinal ischemia ... causes upregulation ... #pathophysiology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
vasoconstrictive • Acute ... fluffy white ischemic ... Elschnig's Spots • Ischemia ... #ophthalmology ... #diagnosis #signs
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
from Myocardial Ischemia ... from myocardial ischemia ... #Signs #Presentation ... #comparison #Table ... #Diagnosis
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
Intraoperative Cardiac Ischaemia ... of cardiac ischaemia ... factors for cardiac ischaemia ... possible. ❺ If ischaemia ... #Cardiac #Ischemia
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
• Neurologic symptoms ... Cannot Abduct • Ischemia ... unreactive pupil • Ischemia ... looking medially • Ischemia ... #Ophthalmology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... - Differential Diagnosis ... vomiting, auditory symptoms ... /signs, bidirectional ... • Transient Ischemic
Extrapulmonary manifestations of COVID-19
 • Neurologic: Headaches, Dizziness, Encephalopathy, Guillain-Barré, Ageusia, Myalgia, Anosmia, Stroke
 • Renal:
Stroke • Renal: Acute ... shock, Myocardial ischemia ... , Acute cor pulmonale ... Extrapulmonary #Diagnosis ... #Signs #Symptoms