39 results
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
INCREASES 8-10 BPM INFECTIOUS ... • Malaria • Leptospirosis ... CLINICAL UTILITY ... the most likely infection ... #Dissociation #diagnosis
Leptospirosis
Pathogen: Leptospira (interrogans, kirschneri, noguchii)
Risk Factors:
 • Occupational exposure - Farmers, ranchers, trappers, veterinarians
 • Recreational
Leptospirosis Pathogen ... non-productive cough, nausea ... Epidemiologic exposure + clinical ... #Leptospira #microbiology ... #diagnosis #treatment
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 #
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 ... immunosuppressive meds ... dermatology #legs #clinical ... #photo
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
accumulation of clinical ... Assessment • Clinical ... : fever +++, hepatosplenomegaly ... Drugs, Unknown cause ... Treatment: •
Kerion
Raised, boggy lesion with heaped up purulent nodules 
Caused by host's response to a fungal ringworm
purulent nodules Caused ... fungal ringworm infection ... mentagrophytes) Clinical ... Hair loss • Fever ... #Dermatology #Diagnosis
Borrelia recurrentis on Peripheral Blood Smear
23M Somali refugee recently arrived w/severe abd pain, confusion and fever
LBRF can be diagnosed ... can be used for diagnosis ... initiation of treatment ... Infectious Diseases ... microscopy #pathology #clinical
Cyclosporiasis - Diagnosis and Management Summary
Pathogen: 
 • Cyclospora cayetanensis
 • Foodborne, waterbone, and soil-transmitted.
 •
transmission as zoonotic infection ... • Anorexia, Nausea ... diarrhea, Low-grade fever ... routine O&P • Clinical ... #microbiology #
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... • Most common cause ... Lung Abscess - Clinical ... : • 80% have fever ... Intervention: - Fevers
Acute Dacryocystitis- A 4-week-old boy was brought to the emergency department after having drainage from both
He received a diagnosis ... dacryocystitis — infection ... agents, and the fever ... #NEJM #clinical ... #photo #peds #acute