63 results
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... and duration of symptoms ... , abdominal pain ... #rheumatology # ... comparison #table
Alkaline Phosphatase (ALP) Elevation - Differential Diagnosis Algorithm

ALP:
 - Enzymes that catalyze hydrolysis of organic phosphate
- Differential Diagnosis ... Intestine - Other causes ... Most common symptoms ... - Bone symptoms ... #Differential #Diagnosis
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... 90%, Abnormal Abdominal ... Ultrasound High ... Chronic Chest Symptoms ... #Hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... PT, aPTT(liver disease ... pylori test (GI symptoms ... #Differential #Diagnosis ... #hematology
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Diagnosis Framework ... did not yield a diagnosis ... changes • Urinary symptoms ... dysfunction • PSC ... #Differential #Diagnosis
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
Autoantibodies and their Disease ... biliary cirrhosis (PBC ... (TTG) - Celiac disease ... #diagnosis #table ... #rheumatology #
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Coronary artery disease ... Causes: • Hypertension ... Digoxin toxicity Symptoms ... Differential Diagnosis ... #diagnosis #differential
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
- Differential Diagnosis ... - Renal ultrasound ... Duplex Doppler ultrasound ... ; MRA; abdominal ... #Workup #table
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
intralobular bile ducts causes ... Signs and Symptoms ... but elevated as disease ... Diagnosis: • ... , IgG4 related disease
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... - Differential Diagnosis ... • Sub-Valvular Disease ... • Stable Angina ... Kyphoscoliosis • Abdominal