13 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Differential Diagnosis Algorithm ... vomiting, auditory symptoms ... Imbalance, neurologic symptoms ... /signs, bidirectional ... • Transient Ischemic
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Anterior ischemic ... Is visual loss caused ... the optic nerve caused ... Doppler US : halo sign ... Ophthalmology #Diagnosis #Algorithm
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
Guidelines for Crises ... is unconscious, signs ... is conscious, symptoms ... consultation with cardiology ... Guidelines for crises
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
fluffy white ischemic ... Elschnig's Spots • Ischemia ... #Retinopathy #pathophysiology ... ophthalmology #diagnosis #signs ... #symptoms #complications
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
Viral replication causes ... - Myocardial ischemia ... PolyarteritisNodosa #Pathophysiology ... #Diagnosis #Signs ... #Symptoms #Vasculitis
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... high WBC count cause ... AKI, acute limb ischemia ... WBC >100k, + lab signs ... Lysis Syndrome: • Pathophysiology
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
retinal edema caused ... by ischemia results ... Occlusion #CRAO #pathophysiology ... ophthalmology #diagnosis #signs ... #symptoms
Features of a Sickle Cell Crisis 
Sickle-cell disease - an autosomal recessive blood disorder.
Characterized by red
Crises can be precipitated ... The underlying pathophysiology ... capillaries leading to ischaemia ... Crisis #Features #Signs ... #Symptoms
Quadricuspid Aortic Valve on Echocardiogram

Quadricuspid Aortic Valve - very rare, usually presents in the 5-6th decade
Aortic Valve on Echocardiogram ... decade of life w/sign ... approx 20% of cases ... #clinical #cardiology ... #pocus
Pickelhaube Sign on Echocardiogram
Pickelhaube sign may be seen in mitral valve prolapse (MVP): High velocity (≥
Pickelhaube Sign ... Pickelhaube sign ... prolapsing leaflets causes ... #Pickelhaube #Sign ... #POCUS #cardiology