38 results
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
of Relative Bradycardia ... • Infectious ... Babesiosis, Malaria, Leptospirosis ... • Non-Infectious ... #differential #diagnosis
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... Bradycardia - Note ... Babesiosis, Malaria, Leptospirosis ... , Non-infectious ... #diagnosis #infectiousdiseases
Rodent-associated Bacterial infections: Leptospirosis, Rat-bite fever, Tularemia, Plague 

#rodent
#infections
#leptospirosis
#tularemia
#ratbitefever
#plague
#rats
#infectiousdisease
#fever
#differential
#diagnosis
#management
#treatment
#table
: Leptospirosis, ... Rat-bite fever, ... differential #diagnosis ... #management # ... treatment #table
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Diagnosis Framework ... Drugs • ICP / Infections ... Cimetidine Infections ... Babesiosis • Leptospirosis ... #causes #cardiology
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... Causes: • Still's ... • Leptospirosis ... with Relative Bradycardia ... #Differential #Diagnosis
Leptospirosis
Pathogen: Leptospira (interrogans, kirschneri, noguchii)
Risk Factors:
 • Occupational exposure - Farmers, ranchers, trappers, veterinarians
 • Recreational
Leptospirosis Pathogen ... non-productive cough, nausea ... #Leptospira #microbiology ... #diagnosis #treatment ... #management
Bradycardia Diagnostic and Management Algorithm

CONSIDER ETIOLOGY (not inclusive): 
 - STRUCTURAL: sick sinus, AV block, ischemia,
Bradycardia Diagnostic ... dissection - INFECTIOUS ... LIFE THREATENING CAUSES ... & TREATMENT - ... #Management #Bradycardia
Hantavirus
Pathogen: Hantavirus - Rodents are the primary reservoir
Transmission:
 • Shed in the urine, feces, saliva of
common route of infection ... • Prodrome: fever ... +/- diarrhea Diagnosis ... #management #treatment ... #microbiology #
Kerion
Raised, boggy lesion with heaped up purulent nodules 
Caused by host's response to a fungal ringworm
purulent nodules Caused ... fungal ringworm infection ... Hair loss • Fever ... #Dermatology #Diagnosis ... #Management #Features
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Auto-amplification loop Diagnosis ... • Clinical: fever ... Drugs, Unknown cause ... Treatment: • ... #management #treatment