15 results
Leptospirosis
Pathogen: Leptospira (interrogans, kirschneri, noguchii)
Risk Factors:
 • Occupational exposure - Farmers, ranchers, trappers, veterinarians
 • Recreational
Disease: Jaundice + renal ... failure • Severe pulmonary ... manifestations • MAT microscopic ... #Leptospira #microbiology ... #diagnosis #treatment
Biphasic Illness of Leptospirosis
Some patients do not progress to severe disease. Others, rapidly develop severe disease
Biphasic Illness of Leptospirosis ... -14 days): • Fever ... Weil's disease (renal ... dysfunction) • Pulmonary ... Questions @WuidQ #Leptospirosis
Pulmonary Renal Syndromes and Mimics - Differential Diagnosis Framework
Diffuse alveolar hemorrhage + rapidly progressive glomerulonephritis
90%:
 -
Pulmonary Renal ... other hemorrhagic fevers ... , Leptospirosis, ... Kumfer @AnnKumfer #Pulmonary ... #Renal #Syndromes
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
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... Presentation (Pulmonary ... Cough, Dyspnea, Fever ... Renal Syndromes ... polyangiitis, Microscopic
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Pulmonary Renal ... polyangiitis), MPA (microscopic ... Renal Syndromes ... FINDINGS: • U/A: microscopic ... diagnosis #management #treatment
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Bradycardia • Renal ... Hyperkalemia Pulmonary ... Acute rheumatic fever ... • Yellow fever ... Babesiosis • Leptospirosis
Cyclosporiasis - Diagnosis and Management Summary
Pathogen: 
 • Cyclospora cayetanensis
 • Foodborne, waterbone, and soil-transmitted.
 •
diarrhea, Low-grade fever ... Established via stool microscopy ... Treatment: • TMP-SMX-DS ... diagnosis #management #treatment ... #microbiology #
Capnocytophaga
Pathogen: Capnocytophaga
 • 9 species, C. canimorsus responsible for the majority of infections
 • Gram-negative rod,
• Cellulitis: Fever ... failure: CID, Renal ... Treatment: • 50% ... Capnocytophaga #canimorsus #microbiology ... diagnosis #management #treatment