31 results
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
of lgE Abs that bind ... leading to an allergic ... cell surfaces causes ... leading to an allergic ... causes development
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Mechanism of Action: Allergen-specific ... lgE causes mast-cell ... lgM antibodies bind ... reactions #types #allergy
Constrictive Pericarditis on POCUS Echocardiogram - Apical 3-Chamber View

Young Lupus patient admitted to hospital new onset
Pericarditis on POCUS ... could pinpoint the cause ... has pericardial effusion ... with similar peri effusion ... Pericarditis #CP #POCUS
Type A Aortid Dissection - Suprasternal View

Type A Aortic Dissection (TAD), present on this suprasternal view
insuff, pericardial effusion ... supports PE or other causes ... #Notch #Aorta #POCUS
Constrictive Pericarditis on POCUS Echocardiogram - Subcostal View

Young Lupus patient admitted to hospital new onset HFpEF.
Pericarditis on POCUS ... could pinpoint the cause ... has pericardial effusion ... similar sized effusion ... Pericarditis #CP #POCUS
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
arrest where other causes ... as a possible cause ... an adrenaline infusion ... noradrenaline infusion ... trigger agents (allergy
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Possible small plural effusion ... pleura in severe cases ... Possible bilateral effusion ... submassive PE) POCUS ... #signs #Lung #POCUS
Basophilia - Differential Diagnosis Framework

Basophils < 1% of the total white blood cell count
Basophils function similarly
released during an allergic ... with the BCR-ABL1 fusion ... Chickenpox Other Causes ... Differential #Diagnosis #causes
Modified dengue severity classification, PAHO/WHO
Dengue without warning signs - DNWS:
 • Person who lives or has
Nausea/ vomiting ... and no apparent focus ... ascites, pleural effusion ... , pericardial effusion ... and capillary perfusion
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
ventilation to perfusion ... Therefore, conditions caused ... pulmonary apices caused ... pneumonitis - Allergic ... granulomatosis • Abnormal perfusion