48 results
Fever of Unknown Origin (FUO) - Further Workup

 • CNS symptoms? Get an LP and imaging
Fever of Unknown ... Origin (FUO) - ... Further Workup ... Test for the respective ... UnknownOrigin #workup
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... for workup, including ... Rebound effect from treatment ... Inflammatory Conditions: Rheumatologic ... Kawasaki, Nephrotic syndrome
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
disease • Periodic fever ... - Nonremitting fever ... Liver function tests ... Treatment: • Corticosteroids ... #Rheumatology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
evaluation or workup ... 1,500 cells/µL Workup ... glucocorticoid treatment ... indicated • For organ-specific ... Differential #diagnosis #hematology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
- 80% have fever ... lab signs of end organ ... damage • Treatment ... Low calcium • Treatment ... diagnosis #management #hematology
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
the preferred test ... typically part of the workup ... • Test all patients ... : • Fever, chills ... Purulent Arthritis Syndrome
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
emergency: permanent organ ... Treatment depends ... Actively maintained fever ... • Serotonin syndrome ... Diagnosis #Management #Workup
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
Initial screening test ... block • Sjogren syndrome ... polymyositis overlap syndrome ... severe disease Treatment ... Summary #diagnosis #rheumatology
Possible Algorithm for Workup of Fever of Unknown Origin (FUO)
Tier 1 Workup:
 • CBC, comprehensive metabolic
of Fever of Unknown ... Origin (FUO) Tier ... • Additional tests ... FUO #Algorithm #Fever ... #Unknown #Origin
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
adults in the west ... Lymphadenopathy • Fevers ... infiltrate any organ ... microglobulin Treatment ... Leukemia #diagnosis #workup