19 results
Fever of Unknown Origin (FUO) - Further Workup

 • CNS symptoms? Get an LP and imaging
Returning Traveler’ algorithm ... Test for the respective ... biopsy • Lab values ... supporting hematologic ... #diagnosis
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
symptoms - Headache, fever ... fatigue, Nausea, abdominal ... Disorientation, vertigo Diagnostic ... Cold #Urticaria #diagnosis ... #rheumatology #
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
- Differential Diagnosis ... Algorithm • Sickle ... bartonella (oroya fever ... #Algorithm #workup ... #hematology #testing
Irritable Bowel Syndrome (IBS) - Diagnosis and Workup Summary
Use a positive diagnostic strategy with minimal testing.
and Workup Summary ... Criteria - Recurrent abdominal ... cultures, but test ... missing things" → fewer ... Rule out celiac disease
Diagnosis and Management of Idiosyncratic Drug-induced Liver Injury (DILI)

DILI Types:
 • Intrinsic - predictable, dose dependent
Diagnosis and Management ... symptoms of liver disease ... Calculate R-Value ... gastroenterology #algorithm ... gastroenterology #hepatology
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
- Differential Diagnosis ... → liver test abnormalities ... Hemochromatosis, Wilson's disease ... HELLP, Celiac disease ... #hepatology #algorithm
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
- Differential Diagnosis ... Algorithm Vascular ... extrahepatic source - Tests ... #differential #diagnosis ... #algorithm #hepatology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
to local skin injury ... Positive pathergy test ... is a skin prick test ... • Nonsurgical abdominal ... signs #symptoms #rheumatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Algorithm Pinpoint ... Red Flags: • Fever ... deficiency Work ... Fecal occult blood test ... Skin biopsy • Abdominal
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
activity - A low value ... hallmark for the disease ... If the value is ... low, tests to detect ... #Workup #Hematology