26 results
Leptospirosis
Pathogen: Leptospira (interrogans, kirschneri, noguchii)
Risk Factors:
 • Occupational exposure - Farmers, ranchers, trappers, veterinarians
 • Recreational
Leptospirosis Pathogen ... failure • Severe pulmonary ... manifestations • MAT microscopic ... #Leptospira #microbiology ... #diagnosis #treatment
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Leptospira • Borrelia ... • Lymphoma • Borrelia ... • Hyper-IgD syndrome ... • Leptospirosis ... • Malaria • Leptospirosis
Pulmonary Renal Syndromes and Mimics - Differential Diagnosis Framework
Diffuse alveolar hemorrhage + rapidly progressive glomerulonephritis
90%:
 -
Pulmonary Renal ... Syndromes and Mimics ... other hemorrhagic fevers ... , Leptospirosis, ... Kumfer @AnnKumfer #Pulmonary
Borrelia recurrentis on Peripheral Blood Smear
23M Somali refugee recently arrived w/severe abd pain, confusion and fever
Borrelia recurrentis ... Syndrome: 3d of ... Treatment is tetracycline ... initiation of treatment ... recurrentis #BloodSmear #microscopy
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
Lung Abscess Microbiology ... to rnonths • Fever ... , hemoptysis Treatment ... Abscess #Diagnosis #Pulmonary
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
psittaci/avian, leptospirosis ... yersinia/rats, Q fever ... polyangiitis, microscopic ... Others: - Pulmonary ... abnormalities (Pulmonary
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Infections BRASH Syndrome ... Hyperkalemia Pulmonary ... Acute rheumatic fever ... • Yellow fever ... Babesiosis • Leptospirosis
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... Syndrome Definition ... Cough, Dyspnea, Fever ... Renal Syndromes ... polyangiitis, Microscopic
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Clinical triad: Fever ... Mycoplasma, yersinia, borrelia ... hepatitis • Pulmonary ... diagnosis #management #treatment
Hantavirus
Pathogen: Hantavirus - Rodents are the primary reservoir
Transmission:
 • Shed in the urine, feces, saliva of
Cardiopulmonary Syndrome ... • Prodrome: fever ... • Autopsy PCR Treatment ... diagnosis #management #treatment ... #microbiology #