28 results
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
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
Infiltrative Disorders ... autoimmune endocrine disorder ... Serum DHEAS Diagnosis ... endocrinology #diagnosis ... #signs #symptoms
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... organ-specific signs ... or symptoms (eg ... #Differential #diagnosis ... #hematology #eosinophilia
Summary of Coagulation Deficiencies
Inherited:
 • Hemophilia A - Deficiency of Factor VIII
 • Hemophilia B -
LMWH, warfarin, DOACs ... Malignancy, Autoimmune disorders ... Deficiencies #Summary #table ... #comparison #diagnosis ... #hematology #deficiency
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 ... #rheumatology # ... comparison #table
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Is visual loss caused ... acute ischemic disorder ... Doppler US : halo sign ... GiantCellArteritis #GCA #Rheumatology ... Ophthalmology #Diagnosis
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
disorders, although ... life-threatening causes ... #Signs #Presentation ... #comparison #Table ... #Diagnosis
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... Méniére's disease ... Vascular disorders ... varying neurologic signs ... #differential #diagnosis
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
and Differential Diagnosis ... with previously stable ... hypertension and signs ... renal bruit or signs ... Renal parenchymal disease
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
involvement: Intractable nausea ... Comorbid autoimmune disorders ... Manifestations #diagnosis ... #neurology #symptoms ... #signs