26 results
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
- Differential ... Malformation Normal ... • Pulmonary Vasculitis ... Infection • ... Bacterial • Viral
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
thickening - lack of normal ... the peripheral lung ... The most common cause ... is prior infection ... #Differential #
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
• Bronchitis, Bronchiectasis ... Parenchyma: • Infection ... Autoimmune: ANCA-Assoc vasculitis ... #Diagnosis #pulmonary ... #causes
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Nasal polyps and signs ... in the adjacent lung ... of the affected lung ... - BAR >1.0 is abnormal ... #pulmonary #differential
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... resolution falling to normal ... Causes: • Still's ... Brucellosis Faget's Sign ... Brucellosis • Liver or lung
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
diseases - HIV infection ... and obstructive pattern ... neurofibromatosis, vasculitis ... Classification #Diagnosis #Differential ... #Causes
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... disorder (Cardiac, pulmonary ... Lack of UMN/LMN signs ... changes - Common pattern ... #Diagnosis #neurology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria - Differential ... hematuria • Signs ... Diagnostic of GN or vasculitis ... (Viral/Bacterial ... #urology #nephrology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... to exclude are infections ... purpura: strong sign ... - (C-ANCA) pattern ... - (P-ANCA) pattern
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... purpura: Strong sign ... affects the skin, neurologic ... cognitive impairment, neurologic ... tract, and often causes