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  2. Presentation (obstetrics) - Wikipedia

    en.wikipedia.org/wiki/Presentation_(Obstetrics)

    Sacrum posterior (SP)—the buttocks face posteriorly. Shoulder presentations with transverse lie are classified into four types, based on the location of the scapula (shoulder blade). This presentation needs to be delivered by cesarean section. Left scapula-anterior (LSA) Right scapula-anterior (RSA) Left scapula-posterior (LSP) Right scapula ...

  3. Intramuscular injection - Wikipedia

    en.wikipedia.org/wiki/Intramuscular_injection

    Common sites for intramuscular injections include the deltoid muscle of the upper arm and the gluteal muscle of the buttock. In infants, the vastus lateralis muscle of the thigh is commonly used. The injection site must be cleaned before administering the injection, and the injection is then administered in a fast, darting motion to decrease ...

  4. Shoulder presentation - Wikipedia

    en.wikipedia.org/wiki/Shoulder_presentation

    Shoulder presentations are uncommon (about 0.5% of births) [1] since, usually, toward the end of gestation, either the head or the buttocks start to enter the upper part of the pelvis, anchoring the fetus in a longitudinal lie. It is not known in all cases of shoulder presentation why the longitudinal line is not reached, but possible causes ...

  5. Position (obstetrics) - Wikipedia

    en.wikipedia.org/wiki/Position_(obstetrics)

    Sacrum posterior (SP)—the buttocks face posteriorly. Shoulder presentation with transverse lie are classified into four types, based on the location of the scapula (shoulderblade); note: the presentation is significantly different from asynclitic positioning , and in most cases needs to be delivered by cesarean section .

  6. List of medical abbreviations: L - Wikipedia

    en.wikipedia.org/wiki/List_of_medical...

    left heart catheterization: LHRH: luteinizing hormone–releasing hormone: Lig: ligament: LIH: left inguinal hernia: LLD: leg length discrepancy: LLE: left lower extremity: LLETZ: large loop excision of the transformation zone: LLL: left lower lobe LLQ: left lower quadrant: LM: left main LMA: left mentoanterior (fetal position) laryngeal mask ...

  7. Intradermal injection - Wikipedia

    en.wikipedia.org/wiki/Intradermal_injection

    Common injection sites include the inner surface of the forearm, the upper back, deltoid, thigh, and under the shoulder blade. [1] Injections sites are often chosen for skin thickness, preferring thicker skin.

  8. Subcutaneous administration - Wikipedia

    en.wikipedia.org/wiki/Subcutaneous_administration

    Subcutaneous injection sites. Commonly used injection sites include: [3]: 723 The outer area of the upper arm. The abdomen, avoiding a 2-inch circle around the navel. The front of the thigh, between 4 inches from the top of the thigh and 4 inches above the knee. The upper back. The upper area of the buttock, just behind the hip bone.

  9. Fetal circulation - Wikipedia

    en.wikipedia.org/wiki/Fetal_circulation

    As oxygenated blood arrives at the right atrium, the eustachian valve helps direct the oxygenated blood into the foramen ovale, an opening between the right and left atrium. As the blood flows through the left atrium, it will move through the mitral valve into the left ventricle and will be pumped through the aorta into the body. The shunting ...