42 results
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... Infectious: Legionella ... Babesiosis, Malaria, Leptospirosis ... , Non-infectious ... differential #diagnosis #infectiousdiseases
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
• Rickettsial diseases ... • Crohn disease ... Causes: • Still's ... • Leptospirosis ... • Malaria • Leptospirosis
Infections Rats can Transmit to Humans
Other infections not highlighted include Lassa fever, Plague, Salmonella, Tularemia etc

Rat
Infections Rats ... include Lassa fever ... Choriomeningitis Virus - Leptospirosis ... AnnKumfer #Rats #Diseases ... Transmissible #InfectiousDiseases
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Drugs • ICP / Infections ... : • Lyme disease ... Babesiosis • Leptospirosis ... Spondylarthropathies Other causes ... differential #diagnosis #causes
Travel History - Clues to Infectious Disease Diagnosis in a Traveler 
 • Where did you
Travel History - Clues ... to Infectious Disease ... → Leptospirosis ... Rabies, cat scratch fever ... HPI #Interview #InfectiousDiseases
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
marine microbiota & causes ... Rapid onset of fever ... chronic liver disease ... immunosuppressive meds ... legs #clinical #photo
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Causes of Pericardial ... : • Rheumatologic ... Mediterranean Fever ... : EGPA, Horton Disease ... , Takayasu Disease
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Bone marrow disease ... SLE) - Viral infections ... APLS • Acute Infectious ... mountain spotted fever ... #rheumatology #
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
• Clinical: fever ... • Autoimmune diseases ... Adult-onset Still disease ... Drugs, Unknown cause ... treatment #summary #rheumatology
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... Infections 2. ... symptoms - Headache, fever ... , fatigue, Nausea ... Urticaria #diagnosis #rheumatology