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Forma (Latin) - Form
17 terms share this root

Referring to the gram negative bacteria that "form" or grow within the "colon" or intestines.

  • Rod shaped, gram negative, motile, ferment lactose
  • Cryptococcus Neoformans

    A "spherical" organism infecting "flesh" such as lungs and meninges.

    • Kruptos (Greek) - Flesh, meat
    • Coccus (Latin) - Berry shaped, spherical
    • Neos (Greek) - New, young, youthful
    • Forma (Latin) - Form
  • Encapsulated, yeast, fungal meningitis, immunocompromised, capsule, India ink, mucicarmine stain
  • Encapsulated yeast that commonly causes lung infections and fungal meningitis in immunocompromised individuals
  • Rarely causes infections in immunocompetent individuals
  • Spread by inhalation of spores
  • India ink is used to stain the capsule when examining in cerebral spinal fluid
  • Mucicarmine stain is used when staining the polysaccharide cell wall in tissue

  • Mnemonics
    Urease Positive Organisms
    Proteus, Ureaplasma, Nocardia, Cryptococccus, H. Pylori
    Dermatitis herpetiformis

    An "inflammatory" condition of skin in which rash resembles "herpes" infection.

    • Derma (Greek) - Skin
    • Itis (Greek) - Inflammation, pertaining to disease
    • Herpes (Laitn) - Creeping, Spreading
    • Forma (Latin) - Form
  • Blistering of the skin
  • Itchy and papulovesicular eruptions
  • Celiac disease
  • A chronic blistering of the skin containing fluid. Dermatitis herpetiformis is characterized by itchy, papulovesicular eruptions located on extensor surfaces and is commonly associated with celiac disease.
  • Dermatitis herpetiformis was discovered by Louis Duhring!
  • Erythema multiforme

    Maculopapular, typically "red" rash that can "form" in "many" varying locations on the body.

  • May present as targetshaped lesions
  • Associated with infections, drug reactions, radiotherapy, sunlight, cold, and malignancy
  • Most serious form known as StevensJohnson syndrome
  • Falciform

    "Sickleform" ligament that attaches the liver to anterior abdominal wall.

  • Contains round ligament, paraumbilical veins, and obliterated umbilical vein
  • Glioblastoma multiforme

    • Glia (Greek) - Glue
    • Blastos (Greek) - Germ, sprout, bud or budding, immature
    • Oma (Greek) - Morbid growth, mass, tumor
    • Multus (Latin) - Much, many
    • Forma (Latin) - Form
  • Ringenhancing lesions
  • Seen in adults more so than children
  • Butterfly lesion that crosses the corpus callosum
  • Pseudopalisading necrosis
  • The me is derived from the fact that this type of tumor arises from glial cell precursors and causes necrosis, cyst like structures and bleeding hence the me multiforme.
  • Hydatidiform mole

    Cystic swelling of chorionic villi "forming" "water drop"shaped clusters in the proliferating chorionic epithelium.

  • Present with an enlarged uterus, abnormal vaginal bleeding, a honeycombed uterus with grapelike clusters, and a snowstorm appearance under a sonogram
  • Can be either complete (46 chromosomes) or partial (69 chromosomes) moles

  • MedyQuestion
    • A 21-year-old female has a progressively increasing serum β-human chorionic gonadotropin (β-hCG) concentrations during a 6-week period. Despite removal of a hydatidiform mole, β-hCG levels continue to increase. What is the most likely diagnosis?

    USMLE Step 1

    Lentiform nucleus

    A "kernel" in the brain that has the "form" of a "lentil"

    • Lens (Latin) - Lentil, a comparison to the convex shape on both sides
    • Forma (Latin) - Form
    • Nucleus (Latin) - Kernel
  • It is a large, coneshaped mass of gray matter just lateral to the internal capsule comprising the putamen and the globus pallidus within the basal ganglia.
  • Paramedian pontine reticular formation

    A "form/structure" that is located "near" the "middle" of the "bridge" between the medulla and midbrain (pons)

    • Para (Greek) - Along, side, beside, near, against, contrary to
    • Medius (Latin) - In the middle
    • Pons (Latin) - Bridge
    • Reticulum (Latin) - Littlle net, network like structure
    • Forma (Latin) - Form
  • Center of the pons that is responsible for coordination of eye movements, especially horizontal gaze
  • Piriformis

    A muscle in the gluteal region in the shape/"form" of a "pear."

  • Involved in the lateral rotation of the hip
  • Can cause sciatica by irritating sciatic nerve
  • Piriformis literally means pear shaped.
  • Pisiform bone

    A sesamoid "bone" found on the ulnar side of the wrist that is in the "form" of a "pear."

    • Pisum (Latin) - Pear
    • Forma (Latin) - Form
    • Ban (Old English) - Bone, tusk
  • Forms the ulnar border of carpal tunnel.

  • Mnemonics
    So Long To Pinky, Here Comes The Thumb
    The bones of the wrist
    Scaphoid, Lunate, Triqutrim, Pisiform, Hamate, Capitate, Trapezoid, Trapezium
    Psoriasiform hyperplasia

    A "formation" of "excess" dermis/skin growth that may become "itchy"

  • A nonspecific, histologically defined appearance that consists of regular elongation of rete ridges, supramaxillary thinning, mild spongiosis, telangiectasis of blood vessels in the papillary dermis and fusion of foot processes
  • Seen in Plasma Cell Gingivitis, which is a rare allergic reaction of unknown cause. Possible sources of antigens include certain toothpastes, food, possibly chewing gum, cinnamon, etc.
  • Clinically resembles Psoriasis
  • Reaction formation

    Anxietyproducing impulses are masked by exaggeration of opposing impulses

    • React (Medieval Latin) - Done again
    • Forma (Latin) - Form
  • Stockholm Syndrome is a type of reaction formation.
  • Defense mechanism described by Freud.
  • Schizophreniform

    An illness of the same "form" as schizophrenia (resembling schizophrenia)

  • Schizophrenia subtype with symptoms lasting 16 months
  • Somatoform disorder

    A "not" "regular" psychiatric condition in which a person feels like there "body" takes "form" of disease or problem, despite nothing actually being wrong.

    • Soma (Greek) - Body
    • Forma (Latin) - Form
    • Dis (Latin) - Not, In a Different Direction, Between
    • Ordinare (Latin) - Ordain, regular
  • A psychiatric illness in which patients experience and feel symptoms that are not specifically caused by a medical condition
  • Patients with somatoform disorder will present with vague symptoms that cannot be traced to a specific medical finding, positive test results, or pathophysiology of an illness.
  • Spongiform encephalopathy

    A "disease or suffering" caused by the content "within the head" taking the "form" of a "sponge" due to holes in it.

  • Transmissible spongiform encephalopathies are prion diseases
  • Results in a rapid progressive neuropathology that inevitably results in death
  • Tophus formation

    A deposition of monosodium urate crystals in joints that causes it to become hard, large and hot, much like a "volcanic rock".

    • Tophus (Latin) - Loose, porous volcanic rock
    • Forma (Latin) - Form
  • Deposition of monosodium urate crystals with underlying high circulating levels of uric acid
  • Common locations of tophus formation include joints, cartilage, and bones
  • Pathognomonic for gout
  • Med literally loose, porous rocks or stone in Latin