60 results
Using Stroke Windows for Detecting Ischemia on Head CT
When evaluating a CT head for possible stroke,
for Detecting Ischemia ... attenuation (blood/lung ... Stroke #Windows #Ischemia ... #HeadCT #Radiology ... #CTHead #diagnosis
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Anterior ischemic ... Definition: acute ischemic ... Clinical manifestations ... Doppler US : halo sign ... PET/CT: aortitis
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Feeding Vessel Sign ... on Chest CT • ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
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
Clinical manifestations of anaphylaxis. 
Neurological (<15%): Dizziness, syncope, seizures, Confusion, impending doom. headache
Angioedema: Lips, tongue, orbit,
Clinical manifestations ... 50%): Myocardial ischemia ... Kounis syndrome Lungs ... #anaphylaxis #signs ... #symptoms #diagnosis
Mechanical Complications in Acute Myocardial Infarction
Acute LV/RV Dysfunction:
 • Regional wall motion, systolic and diastolic function,
poor prognostic signs ... Muscle Rupture and Ischemic ... afterload • Severe ischemic ... Infarction #acuteMI #cardiology ... #differential #diagnosis
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... can suggest the diagnosis ... feeding vessel sign ... feeding vessel sign ... #Clinical #Radiology
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Hypertension, LV ... • Myocardial ischemia ... • Underlying ischemic ... Digoxin toxicity Symptoms ... #differential #cardiology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Pathogenesis and clinical ... causes fluffy white ischemic ... Elschnig's Spots • Ischemia ... ophthalmology #diagnosis ... #signs #symptoms