265 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
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
Causes of Cough and Hemoptysis
Acute Inflammation 
 - Laryngitis 
 - Tracheobronchitis 
 - Mycoplasma and
Causes of Cough ... Mycoplasma and Viral ... Ventricular Failure or Mitral ... , Chemicals, Gases ... #Differential #Causes
Schematic examples of the cause of acute mitral regurgitation. 
LV, left ventricle; PM, papillary mucle; SAM,
examples of the cause ... of acute mitral ... 2018-313373 #Mitral ... MR #Diagnosis #Causes
Babesia spp. on Peripheral Blood Smear Microscopy
 - Multiple small parasites per RBC
 - "maltese cross"
Peripheral Blood Smear ... parasites per RBC ... peripheral #blood #smear
Red Blood Cell Morphology Atlas

Size variation, Hemoglobin distribution,  
Hypochromia,  
Shape variation,  
Inclusions, 
Red
#Path #Blood #Smear ... #RBC #Morphology
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... found in 60% of cases ... Micro: TB Viral ... Nodosum #Mnemonic #Causes
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
↑ LDH • Anti-RBC ... C3d • Blood smear ... 2) LOOK FOR a cause
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria: 3 or more RBC ... hematuria: - RBC ... - Dysmorphic RBC ... • Infection (Viral ... Differential #Diagnosis #causes
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... practices that could cause ... peripheral blood smear ... patients if the cause ... dysplasia on the smear