EM Flashcards

1
Q

PRIMER FOR DIAGNOSTIC CELLULAR ORGANELLES

A

PRIMER FOR DIAGNOSTIC CELLULAR ORGANELLES

  • MICROVILLI
  • INTER/INTRA-CELLULAR LUMENS
  • SECRETORY PRODUCTS
    • GLYCOCALYX
    • MUCIN
    • GLYCOGEN
    • NEUROSECRETORY GRANULES
    • LIPID
    • MELANOSOMES
  • INTERCELLULAR JUNCTIONS
  • CYTOSKELETON:
    • THIN FILAMENTS (6-8 nm) - ACTIN
    • INTERMEDIATE FILAMENTS (9-11 nm) - KERATIN, VIMENTIN, DESMIN, GFAP, NEUROFILAMENT
    • THICK FILAMENTS (12-15 nm) - MYOSIN
    • MICROTUBULES
  • BASAL LAMINA
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2
Q

MESOTHELIOMA

A

MESOTHELIOMA

  • DIAGNOSTIC CRITERIA:
    • LONG THIN MICROVILLI
    • LENGTH:DIAMETER RATIO 10:1
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3
Q
A

NEUROENDOCRINE NEOPLASMS

  • NUMEROUS DENSE CORE GRANULES
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4
Q
A

Mucin

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5
Q
A

Melanosomes

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6
Q
A

Melanoma

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7
Q
A

Adenocarcinoma

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8
Q
A

ALVEOLAR SOFT PART SARCOMA

  • DISTINCTIVE LARGE POLYGONAL/RHOMBOID CRYSTALS
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9
Q
A
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