254 results
Algorithm for the diagnosis of chronic diarrhea.
It is usually impractical to test and treat the many
impractical to test ... many possible causes ... In most cases, it ... diarrhea before testing ... pick specific tests
Myasthenia Gravis
Signs, Symptoms and Testing - Likelihood Ratios
Does this patient have myasthenia gravis?
JAMA. 2005 Apr 20;293(15):1906-14.
Gravis Signs, Symptoms ... and Testing - Likelihood ... Test - Quiver ... eye movements #Diagnosis ... #PhysicalExam #Testing
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 ... angioedema Other symptoms ... Disorientation, vertigo Diagnostic ... Cold #Urticaria #diagnosis
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... smear, HIV/HCV testing ... K), H. pylori test ... (GI symptoms/endemic ... thyroid function test
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
Insufficiency Addison's Disease ... Lymphoma Metastatic Disease ... Serum DHEAS Diagnosis ... clue • Blood tests ... endocrinology #diagnosis
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
- Differential Diagnosis ... and Screening Testing ... of renal disease ... • Renovascular disease ... #Differential #Diagnosis
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Commonly Used Diagnostic ... Disease Tissue ... patients with celiac disease ... #Testing #Laboratory ... #Tests #Diagnosis
Accuracy of Diagnostic Tests for Causes of Secondary Hypertension - 
Am Fam Physician. 2010 Dec 15;82(12):1471-1478.
#Diagnosis
Accuracy of Diagnostic ... Tests for Causes ... #Diagnosis #PrimaryCare ... SecondaryHypertension #Tests ... #Testing #Accuracy
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... with vascular causes ... No auditory symptoms ... Méniére's disease ... Long symptom-free
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
(Cold-induced symptoms ... Positive Coombs testing ... post infectious setting ... Test: Donath-Landsteiner ... test #cold #