Difference between revisions of "Post-infectious glomerulonephritis"

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{{ Infobox diagnosis
| Name      = {{PAGENAME}}
| Image      = Post-infectious_glomerulonephritis_-_very_high_mag.jpg
| Width      =
| Caption    = Post-infectious glomerulonephritis. [[H&E stain]].
| Synonyms  =
| Micro      = +/-neutrophils in glomerulus, [[glomerular crescents]]
| Subtypes  =
| LMDDx      =
| Stains    =
| IHC        =
| EM        = subepithelial deposits, hump-like
| Molecular  =
| IF        = granular immune deposits
| Gross      =
| Grossing  =
| Site      = [[kidney]] - see ''[[medical kidney diseases]]''
| Assdx      = post-infection, e.g. [[pneumonia]]
| Syndromes  =
| Clinicalhx =
| Signs      = [[nephritic syndrome]] (proteinuria, [[hypertension]], azotemia, [[RBC]] casts, oliguria, hematuria)
| Symptoms  =
| Prevalence = uncommon
| Bloodwork  =
| Rads      =
| Endoscopy  =
| Prognosis  = usually good
| Other      =
| ClinDDx    =
| Tx        =
}}
'''Post-infectious glomerulonephritis''', abbreviated '''PIGN''', is a rarely biopsied glomerulonephritis classically associated with a streptococcal infection.
'''Post-infectious glomerulonephritis''', abbreviated '''PIGN''', is a rarely biopsied glomerulonephritis classically associated with a streptococcal infection.



Latest revision as of 06:24, 11 April 2015

Post-infectious glomerulonephritis
Diagnosis in short

Post-infectious glomerulonephritis. H&E stain.

LM +/-neutrophils in glomerulus, glomerular crescents
EM subepithelial deposits, hump-like
IF granular immune deposits
Site kidney - see medical kidney diseases

Associated Dx post-infection, e.g. pneumonia
Signs nephritic syndrome (proteinuria, hypertension, azotemia, RBC casts, oliguria, hematuria)
Prevalence uncommon
Prognosis usually good

Post-infectious glomerulonephritis, abbreviated PIGN, is a rarely biopsied glomerulonephritis classically associated with a streptococcal infection.

General

  • Classically post-streptococcal infection.[1][2]
    • Lab test: Antistreptolysin O titer (ASOT) +ve.

Clinical:

Microscopic

Features:

Images

www:

IF

  • Granular immune deposits.

EM

  • Subepithelial deposits - hump-like.[3]
    • Larger when measured perpendicular to the basement membrane, if compared to membranous nephropathy.
    • Typically focal.

See also

References

  1. Barbiano Di Belgiojoso, G.; Genderini, A.; Ferrario, F.. "[Post-infectious glomerulonephritis].". G Ital Nefrol 20 (2): 184-99. PMID 12746805.
  2. 2.0 2.1 Stratta, P.; Musetti, C.; Barreca, A.; Mazzucco, G. (Jun 2014). "New trends of an old disease: the acute post infectious glomerulonephritis at the beginning of the new millenium.". J Nephrol 27 (3): 229-39. doi:10.1007/s40620-013-0018-z. PMID 24777751.
  3. Sung, HY.; Lim, CH.; Shin, MJ.; Kim, BS.; Kim, YO.; Song, HC.; Kim, SY.; Choi, EJ. et al. (Dec 2007). "A case of post-streptococcal glomerulonephritis with diffuse alveolar hemorrhage.". J Korean Med Sci 22 (6): 1074-8. PMID 18162726.