18 results
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Causes of Extravascular ... Differential Diagnosis Algorithm ... Warm AIHA • Cold ... Complement-Mediated • Cold ... #Causes #Hematology
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... , Acute spinal cord ... finding in spinal cord ... Hyperreflexia #Testing ... #diagnosis #table
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Artery Disease • Stable ... • Asthma • COPD ... Pneumonia • ARDS • COPD ... #Causes
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 ... #table
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... Differential Diagnosis Algorithm ... Agglutination - Cold ... Differential #Diagnosis #Algorithm ... workup #hematology #testing
Cardiac Stress Testing
Exercise:
 • Everyone who can exercise should!
 • They must be able to raise
Cardiac Stress Testing ... • They must be able ... production to cause ... pts with severe COPD ... CT/MRI ($$$$) CORE
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
e.g. pneumonia, COPD ... Cerebral salt wasting ... Differential #Diagnosis #Table ... #Causes #Sodium
Causes of Sore Throat / Rhinorrhea - Differential Diagnosis Algorithm
Common viral pathogens: Rhinovirus, Coronavirus, Influenza virus,
Causes of Sore Throat ... Differential Diagnosis Algorithm ... : Group A Beta Hemolytic ... • Acute Head Cold ... #causes #primarycare
21-Hydroxylase Deficiency (21-OHD): Pathogenesis and Clinical Findings
Autosomal recessive mutation in CYP21A2 coding for the enzyme 21-OHase
enzyme 21-OHase causes ... glands • Salt wasting ... infants with "salt wasting ... Late (shock): cold ... #21HydroxylaseDeficiency #21OHD #pathophysiology
Hypophosphatemia and Hypoxia - Pathophysiology

↓ Phosphate leads to ↓ red cell 2,3-DPG and a  reduction
and Hypoxia - Pathophysiology ... survivability with a ↓ hemolysis ... Phosphate is a cause ... phosphorus is seen in COPD ... patients with COPD