23 results
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
- Differential ... Vasculitis • ... Goodpasture's Syndrome ... polyangiitis Vascular ... #Differential #
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
disruption of vascular ... primary or secondary hemostasis ... commonly renal and pulmonary ... #Dermatology #Rash ... Palpable #Algorithm #Differential
Massive Hemoptysis - Differential Diagnosis Framework and Management
Definition: 150-600 mL over 24 hours
Differential Diagnosis:
 • Tracheobronchial:
Massive Hemoptysis ... Pneumonitis • Primary Vascular ... : Pulmonary Embolism ... , Vasculitis, Mitral ... #pulmonary #criticalcare
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Fever, Hematuria, Hemoptysis ... symptomatology Differential ... ANCA-positive vasculitis ... ANCA-negative vasculitis ... #differential #
Hemoptysis - Differential Diagnosis Framework
Airways: 
 • Bronchitis
 • Bronchiectasis
 • Malignancy: Primary bronchogenic CA, Endobronchial
Hemoptysis - Differential ... , Idiopathic pulmonary ... Cocaine Cardiac/Vascular ... #Differential # ... Diagnosis #pulmonary
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
Hemoptysis - Differential ... Autoimmune: ANCA-Assoc vasculitis ... Heart failure Vascular ... #Differential # ... Diagnosis #pulmonary
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... primary or secondary hemostasis ... Disruptions in vascular ... Infection - Vasculitis ... #Differential #
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... and bullous or vesicular ... , mucositis • Rash ... infiltrates, hemoptysis ... infiltrates/cavities, hemoptysis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... and bullous or vesicular ... mucositis - Rash ... : • Behçet Syndrome ... • Cogan Syndrome
Highlighted Conditions With Arteritis or Periarteritis of the Coronaries
Takayasu's arteritis:
 - Onset < 40 yrs
 -
Abdominal pain - Testicular ... multiplex ANCA vasculitis ... sinusitis - pulmonary ... nodules - Hemoptysis ... Coronaries #Arteritis #Differential