119 results
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
Causes of Fever ... Other: • Drug fever ... • Factitious fever ... • Rheumatic fever ... UnknownOrigin #FUO #Chronic
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... Infectious: Legionella ... , Non-infectious ... #differential # ... infectiousdiseases #table
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Volume (MCV) - Differential ... Diagnosis Algorithm ... Infection) High ... #Causes #Hematology
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Causes of Acute ... Onset Fever - Differential ... Diagnosis Algorithm ... disease • Drug fever ... #Fever #Acute
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Thrombocytosis - Differential ... deficiency) • Infection ... Myelofibrosis • Chronic ... #Diagnosis #causes ... #Platelets #hematology
Causes of Diffuse and Localized Lymphadenopathy - Differential Diagnosis Algorithm
 • Reactive (Inflammatory / Infectious)
 •
Causes of Diffuse ... Diagnosis Algorithm ... Inflammatory / Infectious ... #Diagnosis #Algorithm ... #Causes #Hematology
Isolated Neutropenia - Differential Diagnosis Algorithm
Chronic (>3 months):
 • Extrinsic: Vitamins
 • Intrinsic: Congenital, Inflammatory
Transient:
 •
Neutropenia - Differential ... Diagnosis Algorithm ... Chronic (>3 months ... , Non-infectious ... #hematology
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Causes of Diffuse ... Diagnosis Algorithm ... Pseudotumor - Infectious ... Age > 50 • Chronic ... #Causes #Hematology
Causes of Fever in the Immunocompromised Host - Differential Diagnosis Algorithm
Structural Defect - Asplenia/HypospIenism
 • Bacteremia/Septic
Causes of Fever ... Diagnosis Algorithm ... Bronchitis • Chronic ... #Fever #Immunocompromised ... #Causes #Hematology
Causes of Neutrophilia - Increased Neutrophils - Differential Diagnosis Algorithm
Infection
 • Bacterial
 • Abscess
 • Viral
Medications
Causes of Neutrophilia ... Diagnosis Algorithm ... Infection • ... Myeloproliferative Disorder • Chronic ... #Causes #Hematology