25 results
Giant Cell (Temporal) Arteritis: Pathogenesis and investigations
Risk Factors:
 - Unclear environmental triggers (may be viral, not
yrs old; F>M Signs ... palpation - Vasculitic ... Temporal #Arteritis #Pathophysiology ... #Diagnosis #Signs ... #Symptoms #Vasculitis
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Summary Lung Abscess ... Pathophysiology ... Coccidioides • Parasite ... Diagnosis: • Vasculitis
Systemic Lupus Erythematosus: Gastrointestinal Manifestations
 - Thrombosis of vessels in the pancreas, Vasculitis -> Acute Pancreatitis
the pancreas, Vasculitis ... Complications #pathophysiology ... #signs #symptoms
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
Subperiosteal abscess ... -> Brain abscess ... empyema -> Orbital abscess ... Orbital #Cellulitis #pathophysiology ... ophthalmology #diagnosis #signs
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
Necrotizing PNA, Abscess ... Mycetoma, Mucor), Parasitic ... Autoimmune: ANCA-Assoc vasculitis
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
IgA Vasculitis – ... Leukocytoclastic vasculitis ... #HSP #IgA #Vasculitis ... HenochScholeinPurpura #Pathophysiology ... #Diagnosis #Signs
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
• Infection (abscess ... lumbar spine Signs ... Syndrome #MSK #pathophysiology ... diagnosis #symptoms #signs
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
Subperiosteal abscess ... tip -> Bezold abscess ... (Neck abscess between ... #Mastoiditis #pathophysiology ... #signs #symptoms
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Inflammatory: Vasculitis ... Infectious: Brain abscess ... Lack of UMN/LMN signs ... anti-Jo-1] - (Vasculitis ... dystrophies, or vasculitis
Acute Otitis Media: Complications
Infection and inflammation of the middle ear
 - Prolonged obstruction of e. tube
becomes more severe Signs ... meningitis, brain abscess ... Mastoiditis -> Mastoid abscess ... Complications #pathophysiology ... #symptoms #signs