19 results
Hantavirus
Pathogen: Hantavirus - Rodents are the primary reservoir
Transmission:
 • Shed in the urine, feces, saliva of
: Hantavirus - Rodents ... saliva of infected rodents ... barns and lake houses ... chills, myalgias, nausea ... management #treatment #microbiology
Ventilator Troubleshooting Summary
High PIP, nl Pplat:
 - DDx: Tubing problem, Bronchospasm, Secretions
 - Next Steps: Check
, nl Pplat: - DDx ... high Pplat: - DDx ... Auto-PEEP: - DDx ... : Obstructive lung ... Treat underlying cause
ILD of Known Cause - Differential Diagnosis
Exposure:
 • Occupational: Asbestosis, Silicosis, Hypersensitivity, Pneumonitis
 • Treatment Related:
ILD of Known Cause ... Granulomatous DX ... Granulomatous DX ... BrighamChiefs #ILD #Causes ... #interstitial #lung
Pathogens in Pneumonia

Here is a quick review of the pathogens causing pneumonia (useful for enumerating differentials
your grand rounds/cases ... smoking. structural lung ... MAC (structural lung ... #Differential #Microbiology ... #Causes #Agents
Cotton Wool Spots

Caused by microinfarcts. Exploded ganglion cell axons extrude their axoplasm into retina. Long DDx:
Wool Spots Caused ... Long DDx: hypertension
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
serious underlying dx ... Dyspnea (underlying lung ... History of cancer, lung ... Diagnosis #Algorithm #causes
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
, inflammatory lung ... permeability, lung ... with decreased lung ... the underlying cause ... >14 days after dx
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
otalgia Most Common Causes ... externa Mechanical Causes ... Otitis externa - Caused ... subdural hematoma, lung ... To Narrow Down Ddx
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
• Avg age of DX ... • Chronic lung ... lymphocytic interstitial lung ... DDX - Other causes
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
of interstitial lung ... Unknown • 6-7 cases ... Diagnosis: • Lung ... TBNA or Surgical lung ... Anti-dsDNA, ANCA COP DDX