22 results
Anaphylaxis: Signs and Symptoms
Anaphylaxis: when any egg of three conditions is met:
1. Acute onset of skin/mucosal
Acute onset of skin ... / Symptoms / Complications ... -> Circulatory collapse ... seizures) - Cardiac ... #Anaphylaxis #pathophysiology
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
(Sens. 81% for acute ... effusions). 1/5 pts w/ acute ... HF → no signs of ... CXR congestion. ... Consider cardiac
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
Look for other signs ... patients, who have an acute ... cardiac infarction ... , may have non-cardiac ... Radiology #Pulmonary #CXR
Acute Rheumatic Fever: Pathogenesis and Clinical Findings

Delayed autoimmune reaction
-> Molecular mimicry
-> GAS antigen cross-reacts with host
->
Acute Rheumatic ... to myosin and cardiac ... RheumaticFever #pathophysiology ... #diagnosis #signs ... #symptoms #complications
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Framework NCPE Pathophysiology ... • A lack of acute ... cardiac disease ... ischemic changes CXR ... Etiology: • Acute
Refeeding Syndrome: Pathogenesis and clinical findings

Patients at Risk of Refeeding Syndrome:
 - Little or no nutritional
overload -> - CHF ... - Pulmonary Edema ... - Tetany - Cardiac ... Syndrome #diagnosis #pathophysiology ... #symptoms #signs
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
blood donor • Pathophysiology ... : Age>60, CKD, CHF ... At least 3 of (Acute ... fluid balance, and CXR ... with pulmonary edema
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
ATRA treatment Pathophysiology ... myalgias, HoTN, edema ... • Rare: DAH, acute ... common • Imaging: CXR ... sepsis), PE, DAH, CHF
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... , dyspnea, +/- CXR ... - ACS, AKI, acute ... WBC >100k, + lab signs ... with tetany or cardiac
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
common causes of acute ... • Signs/Symptoms ... • Signs/Symptoms ... Embolism: • Acute ... due to airway collapse