9 results
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
Causes of Hemoptysis ... - Differential ... Malformation Normal CXR ... Abnormalities • CHF ... #Causes #Pulmonary
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... Diagnosis Framework ... tract, and often causes ... differential #diagnosis ... #rheumatology #classification
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... Anti-GBM antibodies (linear ... With associated pulmonary ... #differential # ... diagnosis #algorithm
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Clinical Classification ... neurofibromatosis, vasculitis ... Hypertension #PHTN #Classification ... #Diagnosis #Differential ... #Causes
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Diagnosis Framework ... Differential Diagnosis ... Cerebrospinal fluid (CSF ... tract, and often causes
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
without other cause ... : Age>60, CKD, CHF ... fluid balance, and CXR ... with pulmonary ... #comparison #table
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Vasculitis (e.g. ... Lung #Abscess #pulmonary ... #differential # ... causes #management
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
Meningitis • Include: vasculitis ... neurological symptoms • Caused ... due to increased CSF ... #Tuberculosis #diagnosis ... #differential #
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Growers (Runyon Classification ... Growers (Runyon Classification ... massiliense in CF ... NTM #Infections #differential