33 results
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
and duration of symptoms ... angioedema Other symptoms ... - Headache, fever ... fatigue, Nausea, abdominal ... #Urticaria #diagnosis
Fever of Unknown Origin (FUO) - Further Workup

 • CNS symptoms? Get an LP and imaging
• CNS symptoms ... Returning Traveler’ algorithm ... Test for the respective ... biopsy • Lab values ... #diagnosis
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Commonly Used Diagnostic ... Disease Tissue ... negative predictive value ... , considered gold ... #Diagnosis #Workup
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Circulatory Symptoms ... symptoms - most ... : High fevers, chills ... Test: Donath-Landsteiner ... test #cold #
Diagnostic algorithm for a child or adolescent with suspected pulmonary hypertension. CHD, congenital heart disease; CPET,
Diagnostic algorithm ... liver function test ... #Diagnosis #Peds ... #Hypertension #Workup ... #Algorithm
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
- Differential Diagnosis ... Algorithm • Sickle ... Agglutination - Cold ... bartonella (oroya fever ... #Algorithm #workup
Whipple Disease (Tropheryma whipplei) - Diagnosis and Management 

Caused by: Tropheryma whipplei

Symptoms and Signs:
1. Migratory poly/oligoarthralgia
Whipple Disease ... Tropheryma whipplei Symptoms ... Abdominal pain; ... positive T. whipplei test ... #diagnosis #algorithm
Irritable Bowel Syndrome (IBS) - Diagnosis and Workup Summary
Use a positive diagnostic strategy with minimal testing.
and Workup Summary ... Criteria - Recurrent abdominal ... last 3 months + symptom ... cultures, but test ... missing things" → fewer
Renal Cell Carcinoma (RCC) - Diagnosis and Management Summary
Clinical features - Classic triad (flank pain, hematuria,
Carcinoma (RCC) - Diagnosis ... and a palpable abdominal ... night sweats, fever ... Symptoms of metastatic ... initial test: abdominal
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
- Differential Diagnosis ... did not yield a diagnosis ... • Could potentially ... Red Flags: • Fever ... changes • Urinary symptoms