11 results
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
Causes of Fever ... of Unknown Origin ... Infection: • HIV ... UnknownOrigin #FUO #Chronic ... #causes
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Causes of Acute ... Diagnosis Algorithm ... Coronavirus • HIV ... Septic Shock Acute Organ ... #causes
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Causes of Diffuse ... Differential Diagnosis Algorithm ... • CMV • HIV ... Age > 50 • Chronic ... Lymphocytic Leukemia (CBC
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
marine microbiota & causes ... Rapid onset of fever ... 🦪 🦀 sepsis: chronic ... hemolytic anemia, CKD ... , hiv, immunosuppressive
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
spine, shoulders, hips ... weeks) Can Be Caused ... • Rheumatic fever ... streptococci (rheumatic fever ... Ankylosing Spondylitis, IBD
Possible Algorithm for Workup of Fever of Unknown Origin (FUO)
Tier 1 Workup:
 • CBC, comprehensive metabolic
Possible Algorithm ... for Workup of Fever ... of Unknown Origin ... 1 Workup: • CBC ... blood cultures • HIV
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
association with CTD ... Unknown • 6-7 cases ... cough, dyspnea, fever ... legionella/strep, HIV ... organizing pneumonia, Chronic
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Chronic Lymphocytic ... Agent Orange or Hep ... Lymphadenopathy • Fevers ... infiltrate any organ ... Lymphocytosis on CBC
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Eosinophilia, asthma, chronic ... tract, and often causes ... Coronary arteries - Fever ... Vasculitis: • Fevers ... Cryoglobulins • HIV
Fever of Unknown Origin (FUO) Diagnostic Algorithm
STEP 1 Perform a comprehensive history and complete physical examination.
STEP
Fever of Unknown ... Origin (FUO) Diagnostic ... Algorithm STEP ... TSH, RF, ANA, HIV ... #Unknown #Origin