227 results
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
Connective Tissue, Infections ... Lymphocytosis: Infection ... Lymphocytopenia: Infections ... • Neutropenia: Infections ... • Monocytosis: Infection
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... Pain - Differential ... Disseminated Gonoccocal Infection ... • Primary HIV Infection ... Erythema Migrans) #Infectious
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Coronavirus • HIV Infectious ... Organ Specific Infection ... Respiratory Tract Infection ... Urinary Tract Infection ... Meningitis • Skin Infection
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
Lung Disease - Differential ... Diagnosis and Workup Algorithm ... Subacute: • Acute Infections ... Emboli, Fungal Infection ... ): • Chronic Infections
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
• Trauma Non-infectious ... Organ Specific Infection ... • Infectious ... disease Viral Infection ... Enterovirus Other Infection
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Thrombocytosis - Differential ... deficiency) • Infection ... Sepsis • Non-infectious ... Thrombocytosis #Differential ... causes #Platelets #hematology
Causes of Encephalopathy - Differential Diagnosis Algorithm
Hyperacute:
 - Primary Neurologic: Vascular (IS, ICH), Seizure, Migraine, Trauma
Diagnosis Algorithm ... demyelination), Infectious ... Systemic: Systemic infection ... Inflammatory, Infectious ... Degenerative, NPH, Infectious
Lymphadenopathy - Differential Diagnosis Algorithm
Localized: 
 • Cervical: EBV, CMV, HIV, Toxo, TB, Lymphoma, Head /
Lymphadenopathy - Differential ... Diagnosis Algorithm ... Melanoma • Axillary: Infection ... Sexually transmitted infections ... , Sjögren's • Infection
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Diagnosis Algorithm ... Pseudotumor - Infectious ... History of Bleeding, Infection ... #Diagnosis #Algorithm ... #Causes #Hematology
Isolated Neutropenia - Differential Diagnosis Algorithm
Chronic (>3 months):
 • Extrinsic: Vitamins
 • Intrinsic: Congenital, Inflammatory
Transient:
 •
Neutropenia - Differential ... Diagnosis Algorithm ... Inflammation: Infectious ... , Non-infectious ... #hematology