341 results
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Organ Specific Infection ... Urinary Tract Infection ... Neuroleptic malignant syndrome ... • Sickle Cell disease ... #Algorithm #causes
Causes of Encephalopathy - Differential Diagnosis Algorithm
Hyperacute:
 - Primary Neurologic: Vascular (IS, ICH), Seizure, Migraine, Trauma
demyelination), Infectious ... Systemic: Systemic infection ... Inflammatory, Infectious ... Degenerative, NPH, Infectious ... #Algorithm #Causes
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
• Trauma Non-infectious ... Organ Specific Infection ... • Infectious ... Viral Infection ... #Algorithm #causes
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
associated with infection ... by bacterial infections ... (90%), Fungal infections ... • Dental infections ... • Dental infections
Causes of Apparent Life Threatening Event (ALTE) - Differential Diagnosis Algorithm
Cardiac:
 • Congenital Heart Disease
 •
Congenital Heart Disease ... age-dependent) Infectious ... Respiratory Tract Infection ... Urinary Tract Infection ... #Algorithm #Causes
Lymphadenopathy - Differential Diagnosis Algorithm
Localized: 
 • Cervical: EBV, CMV, HIV, Toxo, TB, Lymphoma, Head /
Melanoma • Axillary: Infection ... Thyroid / larynx disease ... Sexually transmitted infections ... , Sjögren's • Infection ... #Algorithm #Causes
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... Disseminated Gonoccocal Infection ... • Primary HIV Infection ... Erythema Migrans) #Infectious ... #Causes
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
hypogammaglobulinemia -> increased infection ... history of recurrent infections ... • Infectious ... community-acquired infections ... Malignancies • Chronic infections
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
and bacterial infections ... hours • Viral infections ... • Rickettsiae infections ... Pyogenic/focal infection ... viral source Non-Infectious
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
Non-inflammatory Causes ... : • Infectious ... • Enteroviral infections ... • Herpes virus infections ... • Lyme disease