57 results
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
BPM INFECTIOUS CAUSES ... • Malaria • Leptospirosis ... OTHER CAUSES ... CLINICAL UTILITY ... #differential #causes
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
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
Lung Abscess Microbiology ... most common) Clinical ... to rnonths • Fever ... , hemoptysis Treatment ... Diagnosis #Pulmonary #Clinical
Hantavirus
Pathogen: Hantavirus - Rodents are the primary reservoir
Transmission:
 • Shed in the urine, feces, saliva of
barns and lake houses ... • Prodrome: fever ... • Autopsy PCR Treatment ... diagnosis #management #treatment ... #microbiology #
Borrelia recurrentis on Peripheral Blood Smear
23M Somali refugee recently arrived w/severe abd pain, confusion and fever
caused by Borrelia ... the body louse, causes ... Treatment is tetracycline ... initiation of treatment ... microscopy #pathology #clinical
Kerion
Raised, boggy lesion with heaped up purulent nodules 
Caused by host's response to a fungal ringworm
purulent nodules Caused ... mentagrophytes) Clinical ... Hair loss • Fever ... Lymphadenopathy Treatment
Pneumocystis jirovecii Pneumonia 
Clinical 
 • Caused by Pneumocystis jirovecii (formerly carinil) 
 • Immunocompromised host
jirovecii Pneumonia Clinical ... • Caused by ... 2—3 weeks • Fever ... often elevated Treatment
Visceral Leishmaniasis - Diagnosis and Management Summary
Species: Leishmania donovani, Leishmania infantum, Leishmania chagasi
Where: South Asia, East
2-6 months • Fever ... Weight Loss • Can cause ... culture, PCR, K39) Treatment ... diagnosis #management #treatment ... infectiousdiseases #microbiology
Oroya Fever
Hematologic disease caused by Bartonella bacilliformis
Restricted to the Andes highlands of Peru & Ecuador
B. bacilliformis:
Oroya Fever Hematologic ... disease caused ... Lutzomyia verrucarum Clinical ... toxo reactivation Clinical ... TREATMENT: ​• Acute
Spinal Epidural Abscess - Illness Script
Epidemiology:
 - Patients at risk for bacteremia: IVDU, dental abscess, HD
Alcoholism, DM, HIV Microbiology ... most common (63%) Clinical ... but rare triad: Fever ... imaging as needed Treatment