9 results
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
vertigo Diagnostic tests ... - Ice cube test ... , TempTest test ... Urticaria #diagnosis #rheumatology ... #comparison #table
Thrombocytopenia and Pregnancy
Three syndromes in the critically ill pregnant woman who presents with coagulation defects.
1) HELLP
Thrombocytopenia and ... Elevated Liver tests ... Obstetrics #OBGyn #Hematology ... #Diagnosis #Comparison ... #Table
Thrombocytopenia and Pregnancy - TTP/HUS, HELLP Syndrome and Acute Fatty Liver of Pregnancy (AFLP)
Three syndromes in
Thrombocytopenia and ... Elevated Liver tests ... AFLP #obstetrics #hematology ... #diagnosis #table ... #comparison
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
K), H. pylori test ... thyroid function test ... (CVID, WAS), (neurologic ... or if a primary hematologic ... Causes #Workup #hematology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... • Hepatitis B serology ... : HIV test, a rubella ... C serology testing ... diagnosis #testing #Rheumatology
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
Pathophysiology: 2 hit ... sequestration and ... Transfusion #Reactions #hematology ... #diagnosis #comparison ... #table
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
visceral organ or nerve ... present both at rest ... improves quickly with rest ... e.g., congenital hip ... Joint #Pain #MSK #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
peripheral nerves ... Nerves -> mononeuritis ... retinopathy Lab Tests ... Cryoglobulins • HIV ... differential #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
hip • Muscle strength ... affects the skin, neurologic ... muscle weakness • Nerves ... cognitive impairment, neurologic ... Differential #Diagnosis #Rheumatology