65 results
Plasmodium Falciparum Blood Smear.
Key features suggesting Plasmodium falciparum:
- extreme parasitemia
- normocytic RBCs (vivax, ovale prefer big
Falciparum Blood Smear ... multiples per RBC ... P. falciparum causes ... human malaria cases ... rare in blood smears
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... peripheral blood smear ... function test, ANA (e.g ... dysplasia on the smear ... #Workup #hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Normochromic RBCs on Smear ... RBCs Decreased RBC ... Spherocytes on Smear ... Disorder • RBC ... Diagnosis #Algorithm #Causes
Algorithm for the evaluation of macrocytic anemia. (RBC = red blood cell; MMA = methylmalonic acid.)
Physicians
(RBC = red blood ... ordering a peripheral smear ... the most likely cause ... recovery also causes ... of the initial work-up
Clinical Management for Three Common Causes of Shock 
HEMORRHAGIC SHOCK
 • Ensure adequate ventilation and oxygenation.
for Three Common Causes ... red blood cell (PRBC ... Ameliorate increased work ... oxygenation; remove work ... • Begin PRBC
Chest Pain - Diagnosis and Workup Algorithm

History and Exam
Acute life-threatening causes:
 • Acute myocardial infarction
 •
Diagnosis and Workup ... life-threatening causes ... rupture Initial workup ... : • EKG • Bedside ... Diagnosis #Algorithm #workup
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Normal Blood Smear ... Neutrophils - Low RBC ... Increased Requirement (e.g ... Diagnosis #Algorithm #Causes
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... (proteinuria, RBC ... casts, dysmorphic ... Nephrology if cause ... Diagnosis #Algorithm #Workup
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Causes of Anemia ... Iron Deficiency (Eg ... Causes: Chronic ... Other • e.g ... Diagnosis #Algorithm #Causes
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
dialysis indication (e.g ... Nephrotoxic drugs (e.g ... are caused by prerenal ... CONSIDER INTRINSIC CAUSES ... KidneyInjury #simplified #workup