11 results
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Drug and toxin-induced ... diseases - HIV infection ... #Hypertension #PHTN ... Classification #Diagnosis ... #Differential #Causes
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
liter urine can induce ... GN - Loin pain ... syndrome: • Flank pain ... GN or vasculitis ... • Malignant HTN
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... tract, and often causes ... • Hydralazine-Induced ... to exclude are infections ... polyarteritis, drug-induced
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... tract: Abdominal pain ... • HTN • Check ... rhinitis/sinusitis, saddle ... tract, and often causes
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
Findings - Infectious ... cytokine that induces ... Colicky abdominal pain ... Renal (10-50%) - HTN ... Pathophysiology #Diagnosis
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
blood vessels (vasculitis ... nociceptors & induces ... inflammation tends to cause ... disease/pulmonary ... signs #symptoms #diagnosis
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Autoimmune ANCA vasculitis ... hearing loss, saddle ... confirm DAH, r/o infection ... Goodpasture's cause ... sparing of the lung
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... Pleuritic chest pain ... : • Vasculitis ... #Abscess #pulmonary
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Syndrome of right middle ... diarrhea, abdominal pain ... Diagnosis Of NTM ... #differential #diagnosis
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
Amiodarone Induced ... Pleuritic chest pain ... Exclude other causes ... failure - Infectious ... #Pulmonary #diagnosis