13 results
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... endocarditis, malaria • Leptospira ... • Leptospirosis ... • Malaria • Leptospirosis ... #Differential #Diagnosis
Adult-Onset Still's Disease (AOSD)
Rare inflammatory disorder of unknown etiology, difficult to diagnose because of heterogenous presentation.
Adult-Onset Still's ... susceptibility, infectious ... : High spiking fever ... #AdultOnset #Stills ... #treatment
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Adult-Onset Still's ... Clinical triad: Fever ... : • Infectious ... #management #treatment ... #rheumatology
Adult Onset Still's Disease
Systemic inflammation with urticarial rash.
Rash: 
 • Nonpruritic, evanescent (correlates with time of
Adult Onset Still's ... Treatment - Mild ... : NSAIDS Treatment ... #Adult #onset #Stills ... #rheumatology #
Hantavirus
Pathogen: Hantavirus - Rodents are the primary reservoir
Transmission:
 • Shed in the urine, feces, saliva of
common route of infection ... • Prodrome: fever ... , chills, myalgias ... +/- diarrhea Diagnosis ... #microbiology #
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
• Clinical: fever ... +, Adult-onset Still ... Unknown cause Treatment ... #management #treatment ... #summary #rheumatology
Capnocytophaga
Pathogen: Capnocytophaga
 • 9 species, C. canimorsus responsible for the majority of infections
 • Gram-negative rod,
the majority of infections ... • Cellulitis: Fever ... , Chills, General ... Treatment: • 50% ... Capnocytophaga #canimorsus #microbiology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
• Adult-onset Still ... SLE], AOSD) • Infection ... Treatment: • Corticosteroids ... Activation #Syndrome #Diagnosis ... #Management #Hematology
Fever After International Travel

Infectious Disease:
• Endemic in either the destination or home region

Viral Syndromes:
Arboviral infections, a
: • Leptospirosis ... cases of malaria diagnosed ... with headache, chills ... Zika virus or leptospira ... #Differential #Diagnosis
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Lymphadenopathy • Fevers ... weeks without infection ... lymphocyte > 5000/microL ... microglobulin Treatment ... workup #oncology #hematology