15 results
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... Destruction • Abnormal ... Rare • Drugs (e.g ... Disease Vascular System ... #Hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Increased Requirement (e.g ... Myelodysplastic Syndromes ... Deficiency - Abnormal ... #Hematology
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Causes include : ... Pre-analytical cause ... associated with systemic ... amyloidosis #Abnormal ... #differential #hematology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Manifestations of Systemic ... Demyelinating Syndrome ... autoantibodies that will cause ... Lumbar Puncture, EEG ... CNS #neurology #rheumatology
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal ... Pre-analytical cause ... associated with systemic ... Jcortesizaguirr #Abnormal ... #differential #hematology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
activate the immune system ... • They can cause ... Cryoglobulins Cause ... . systemic lupus ... classification #rheumatology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Fibrillary = afib • Saw-Tooth ... WolffParkinson-White syndrome ... @AmyChung #EKG ... #Electrocardiogram ... cardiology #diagnosis #system
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Non-autoimmune rheumatologic ... . hematologic) ... Neuropsychiatric systemic ... Erythematosus #Diagnosis #Rheumatology
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
Remember: Systemic ... not be subtle e.g ... 50 in GCA, but normal ... identifies 85 to 95% of cases ... them, but urgent rheumatology
Cryofibrinogenemia Summary

Cryofibrinogenemia Epidemiology:
 • 40-70 years with a modest female predominance

Cryofibrinogenemia:
 • The precipitation of a
processes: • Systemic ... cryoglobulins • Negative causes ... Antiphospholipid syndrome ... Cryofibrinogenemia #diagnosis #rheumatology ... #hematology