36 results
Warm vs Cold Autoimmune Hemolytic Anemia
Warm Autoimmune Hemolytic Anemia:
 • Mechanism: IgG and Complement-mediated
 • Etiology:
Warm vs Cold Autoimmune ... Immunosuppression, Splenectomy Cold ... BostonChiefs #Warm #Cold ... Hemolytic #Anemia #hematology ... #diagnosis #comparison
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... - Differential Diagnosis ... Artery Disease • Stable ... • Asthma • COPD ... Pneumonia • ARDS • COPD
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
Cold Urticaria Prevalence ... skin contact with cold ... minutes after the cold ... 10.1111/all.14674 #Cold ... comparison #table
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
- Differential Diagnosis ... - Asthma - COPD ... Transverse myelitis • Hematology ... #differential #diagnosis ... #causes #pulmonary
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
- Differential Diagnosis ... • Asthma • COPD ... effusion/Tamponade Hematologic ... #Differential #Diagnosis ... #pulmonary
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... - Differential Diagnosis ... Algorithm Pulmonary ... Hypoxemia: • COPD ... Miscellaneous: • Hematologic
Differentiating Features Between Central and Peripheral Cyanosis

Mechanism - Arterial destauration
Sites - Skin, mucous membrane of oral
Oxygen therapy - Pulmonary ... cause can improve ... Temperature - Cold ... Central #Peripheral #Comparison ... #Signs #Symptoms
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
sliding/barcode sign ... pleura in severe cases ... lung sliding COPD ... #differential #diagnosis ... #signs #Lung #POCUS
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Differential Diagnosis ... hemorrhage) - Pulmonary ... e.g. pneumonia, COPD ... #Differential #Diagnosis ... #Table #Causes
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
- Differential Diagnosis ... Anaphylaxis - Spinal cord ... exacerbation (any cause ... flow) - Massive pulmonary ... Classification #Table