45 results
Relative Afferent Pupillary Defect

Dr. Felipe Duarte Augusto @semiologianeurologica

#RAPD #Relative #Afferent #Pupillary #Defect #Neurology #Clinical #Video #Pupils
Relative Afferent ... Pupillary Defect ... Afferent #Pupillary #Defect ... #Neurology #Clinical ... Video #Pupils #PhysicalExam
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Thrombocytosis - Differential ... Non malignant hematologic ... ITP • Rebound effect ... Thrombocytosis #Differential ... Algorithm #Causes #Hematology
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

Suspected TMA: Unexplained thrombocytopenia + MAHA
Microangiopathy (TMA) - Differential ... function panel, Direct ... normal • DAT negative ... Microangiopathy #TMA #Differential ... Management #Algorithm #hematology
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Hemolytic Anemias - Differential ... Extrinsic RBC Defects ... : Membrane defects ... Hemolytic #Anemias #Differential ... Diagnosis #Algorithm #hematology
Autoimmune Hemolytic Anemia (AIHA) - Differential Diagnosis Table

Warm AIHA (48-70%)
Cold AHA (16-32%)
 • Donath-Landsteiner HA (paroxysmal
Anemia (AIHA) - Differential ... AIHA (7-8%) DAT-negative ... #Anemia #AIHA #Differential ... Diagnosis #Table #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... → Refer to hematology ... • Nonmalignant hematologic ... Thrombocytosis #Platelets #Differential ... Diagnosis #Algorithm #hematology
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Bleeding / Bruising - Differential ... - Quantitative Defect ... - Qualitative Defect ... Bleeding #Bruising #Differential ... Algorithm #Causes #Hematology
Expected DAT Results in Autoimmune Hemolysis
DAT Negative Hemolysis
 • DAT Poly ( - ), IgG (
Hemolysis DAT Negative ... BrighamChiefs #direct ... Autoimmune #Hemolysis #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... PURPURA: Platelet Defects ... Vasculopathy #Purpura #Differential ... #Diagnosis #hematology ... #nonpalpable #dermatology
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
Pupillary Defect ... afferent pupillary defect ... Afferent #Pupillary #Defect ... #Neurology #Clinical ... Pupils #MacrusGunn #PhysicalExam