12 results
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
of Unknown Origin ... Differential Diagnosis Algorithm ... PE Bacterial - Organ ... Tuleremia • Septic ... Differential #Diagnosis #Algorithm
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Differential Diagnosis Algorithm ... Continuous Bacteremia Septic ... Shock Acute Organ ... • Thoracic • Abdominal ... Differential #Diagnosis #Algorithm
Whipple Disease (Tropheryma whipplei) - Diagnostic Algorithm

Whipple's disease suspected:
 • Arthralgias, weight loss, abdominal pain, diarrhea
) - Diagnostic Algorithm ... , weight loss, abdominal ... cognitive deficits • Fever ... of unknown origin ... Disease #diagnosis #algorithm
Fever of Unknown Origin (FUO) - Further Workup

 • CNS symptoms? Get an LP and imaging
Fever of Unknown ... Origin (FUO) - ... Returning Traveler’ algorithm ... duplex or CTA • Liver ... Liver biopsy •
Liver Abscess
•	Pyogenic abscess, accounts for 80% of abscess.
•	Amebic abscess due to Entamoeba histolytica, accounts for 10%.
•	Fungal
• Right hepatic ... an occult intra‐abdominal ... • Fever in 90% ... & abdominal pain ... cm Continuous fever
Biphasic Illness of Leptospirosis
Some patients do not progress to severe disease. Others, rapidly develop severe disease
-14 days): • Fever ... nausea, vomiting, abdominal ... disease (renal + hepatic ... Shock and multi-organ
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 ... Chest X-ray • Abdominal ... marrow, Lymph node, Liver
Shock - Differential Diagnosis Framework
 - MAP <65. SBP <90, drop in SBP > 40
 -
SBP > 40 - End-organ ... Insufficiency, Liver ... Severe auto-PEEP, Abdominal ... #criticalcare #algorithm
Lactic Acidosis - Differential Diagnosis Framework

Type A: Impaired O2 Delivery (DO2)
 • Decreased O2 Delivery: Hypotension
Cardiogenic & Septic ... Pain / Exercise, Fever ... Ricin, Strychnine ... Clearance: Systemic liver ... Excerpted from original
Modified dengue severity classification, PAHO/WHO
Dengue without warning signs - DNWS:
 • Person who lives or has
• Person who lives ... days and presents fever ... Intense abdominal ... Severe organ involvement ... organs #dengue #fever