4 results
Platelet disorders and Aggregometry
Glanzmann Thrombasthenia
 • Defective aggregation to all agonists except ristocetin
 • Normal platelet,
Platelet disorders ... platelet, PT, PTT ... considered first-line ... #hematology #hemepath ... #differential #
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal ... alone but typically ... Jcortesizaguirr #Abnormal ... Causes #diagnosis #differential ... #hematology #coagulation
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Blood Cell (RBC) Morphology ... Chemotherapy (e.g ... Unstable hemoglobin disorders ... #differential # ... #microscopy #atlas
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... Non-autoimmune rheumatologic ... ) • Endocrine disorders ... • Libman-Sacks endocarditis ... Erythematosus #Diagnosis #Rheumatology