528 results
Air Crescent Sign on Chest CT
 • Crescentic or circumferential rim of radiolucent airspace within a
Air Crescent Sign ... on Chest CT • Crescentic ... .2016.12.033 #Air #Crescent
This image shows acellular scanning EM with a fibrocellular crescent with entrapped RBCs. The glomerulus is
fibrocellular crescent ... glomerulus is not present ... fibrocellular #crescent
This image shows acellular scanning EM with empty lacunar spaces of a fibrocellular crescent previously occupied
fibrocellular crescent ... fibrocellular #crescent
Enlarged optic nerve sheath diameter and crescent sign in 30 yo female patient reporting 3 months
sheath diameter and crescent ... Clinical #Ultrasound #crescent
Campbell’s sign or Tracheal Descent in Longstanding COPD

Patients with longstanding COPD may show downward displacement of
sign or Tracheal Descent ... sign #Tracheal #Descent
Tracheal Descent Sign

Paradoxical inward movement of the trachea during inspiration. Seen in this COPD patient in
Tracheal Descent ... #Tracheal #Descent
Spectrum of Glomerular Diseases
Nephrotic - Mechanism:
 • Injury to podocytes
 • Changed architecture: Scanning. Deposition of
Breaks in GBM • Crescent
Kidney Biopsy - Diagnosis Algorithms
1) Normal Glomerulus by LM
2) Glomerular Crescents
3) Double Contours of GBM
4) Endocapillary
2) Glomerular Crescents
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
increased DLCO after recent ... rapidly progressive (crescentic ... glomeruli, & cellular crescents ... staining patterns in crescentic
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
surrounded by a crescent