58 results
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... • Abscess, bacteremia ... Leptospirosis Pel-Ebstein ... #Patterns #Differential ... #Diagnosis #intermittent
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
Origin (FUO) - Differential ... Diagnosis Algorithm ... Osteomyelitis • Occult abscess ... • Lyme disease ... • Whipple's disease
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
- Differential ... Diagnosis Algorithm ... Abscess: • Head ... • Sickle Cell disease ... #Differential #Diagnosis
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
Origin (FUO) - Differential ... DiagnosisInfection ... tuberculosis, Abscess ... carcinoma • Non-infectious ... #Diagnosis #causes
Blood culture contaminants
Grouped by gram negative vs gram positive vs other as well as never/maybe/probably
Some additional
other as well as never ... Diseases #Infections ... #Microbiology # ... Micro #Differential ... #Ddx #Diagnosis
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
toxo IgG • CNS PCR ... Syphilis • Pyogenic Abscess ... Lesions #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Demyelinating Diseases - Differential Diagnosis
 • Inflammatory: MS, ADEM, NMO, Paraneoplastic, Sjogren's, Polyarteritis nodosa, SLE
 •
Demyelinating Diseases ... - Differential ... nodosa, SLE • Infectious ... Neurosyphilis, PML ... #neurology
Nontuberculous Mycobacteria
RAPID GROWERS: 
 • Mycobacterium abscessus, chelonae, fortuitum
SLOW GROWERS: 
 • Mycobacterium avium complex, marinum,
kansasii PULMONARY DISEASE ... DISSEMINATED DISEASE ... & SOFT TISSUE INFECTION ... #Mycobacteria #differential ... #diagnosis #microbiology
Altered Mental Status - Differential Diagnosis
 • Neurologic: Stroke, Cerebral hypoxia, Cerebral hemorrhage, Seizure, Trauma, TBI,
Mental Status - Differential ... DiagnosisNeurologic ... deficiency, Thyroid disease ... • Infectious: ... Encephalitis, Abscess
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... : • 80% have fever ... Intervention: - Fevers ... Differential Diagnosis