47 results
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... immunofluorescence Immune ... With associated pulmonary ... Goodpasture's) Pauci-immune
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
most likely to cause ... pulmonary infection ... It can also cause ... Reported cases associated ... #differential #infectiousdiseases
Hemoptysis - Differential Diagnosis Framework
Airways: 
 • Bronchitis
 • Bronchiectasis
 • Malignancy: Primary bronchogenic CA, Endobronchial
Aspergillosis • Rheumatic/lmmune ... syndrome, Idiopathic pulmonary ... Differential #Diagnosis #pulmonary ... #causes
Invasive Aspergillus (IA) - Diagnosis and Management
Aspergillus is ubiquitous in nature. Most invasive infections are caused
infections are caused ... impaired cellular immune ... presentations: • Pulmonary ... considered in certain cases ... treatment #fungal #infectiousdiseases
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
Nodules • Auto-immune ... Alopecia • Auto-immune ... inflammation tends to cause ... interstitial lung disease/pulmonary
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Pulmonary Pathology ... pleura in severe cases ... ) Cardiogenic Pulmonary ... submassive PE) POCUS ... #signs #Lung #POCUS
Stridor - Differential Diagnosis Framework:
High-pitched, variable respiratory sound

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
body Allergic/Immune ... differential #diagnosis #causes ... #pulmonary #airway
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
narrowing and collapse Immune ... lymphadenopathy, pulmonary ... Children with pulmonary ... neurological symptoms • Caused ... by immune mechanisms
Biphasic Illness of Leptospirosis
Some patients do not progress to severe disease. Others, rapidly develop severe disease
rash • Others: nausea ... diarrhea, cough Immune ... dysfunction) • Pulmonary
Visceral Leishmaniasis - Diagnosis and Management Summary
Species: Leishmania donovani, Leishmania infantum, Leishmania chagasi
Where: South Asia, East
cell-mediated immune ... Weight Loss • Can cause ... management #treatment #infectiousdiseases