206 results
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
Causes of Leukocytosis ... Connective Tissue, Infections ... Lymphocytosis: Infection ... • Monocytosis: Infection ... #hematology
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Disseminated Gonoccocal Infection ... Infection • Endocarditis ... #JointPain #MSK ... Diagnosis #Algorithm #Orthopedics ... #Causes
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
deficiency) • Infection ... Sepsis • Non-infectious ... (malignancy, rheumatologic ... Differential #Diagnosis #causes ... #Platelets #hematology
Lymphadenopathy - Differential Diagnosis Algorithm
Localized: 
 • Cervical: EBV, CMV, HIV, Toxo, TB, Lymphoma, Head /
Melanoma • Axillary: Infection ... Sexually transmitted infections ... , Sjögren's • Infection ... : Acute HIV, EBV ... Diagnosis #Algorithm #Causes
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
cytokines Common causes ... reaction - Helminth infection ... disease Rare causes ... aspergillosis - Viral infections ... (HIV, HTLVI)
Medial Approach Knee Intra-articular Corticosteroid Injection 

Landmark 1/3 to 1/2 way from top of patella. Find
Corticosteroid Injection ... Corticosteroid #Injection ... physicalexam #procedure #msk ... #orthopedics #sports ... #rheumatology
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Causes of Acute ... Organ Specific Infection ... Respiratory Tract Infection ... Urinary Tract Infection ... Meningitis • Skin Infection
Greater Trochanteric Bursa Injection 

Usually roll patient on side, find the most tender spot, approximately an
Trochanteric Bursa Injection ... Deeper injection ... Trochanteric #Bursa #Injection ... video #procedure #rheumatology ... #sports #msk #orthopedics
Causes of Antibiotic Failure - Differential Diagnosis Framework
Diagnosis:
 • Non-Infectious: Malignant, Autoimmune, Drug-related (NMS, serotonin syndrome,
Causes of Antibiotic ... take 48 hrs for infections ... Predisposition to Infections ... rxn), Secondary infection ... 19 • Unrelated Infection
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
Causes of Fever ... Organ Specific Infection ... disease Viral Infection ... : • HIV • EBV ... Enterovirus Other Infection