CONTRAST MEDIA by Toshia Harke https://padlet.com/toshiaharke/46kvepws309zh9hv en-us 2022-10-21 03:43:57 UTC 2026-01-11 06:45:32 UTC hello@padlet.com Iodinated toshiaharke https://padlet.com/toshiaharke/46kvepws309zh9hv/wish/2350115644 Molecule size: large molecule

Monomer or dimer: monomer or dimer

Osmolality: high osmolality

Compound ratio: 3 iodine and 1 benzene ring with a carboxylate-containing benzene substituent
monomer-3:2
dimer-3:1

Solubility: not lipid soluble; can dissolve into charged particles when it enters a solution

Viscosity: high viscosity

Miscibility: high miscibility

Persistence: low persistence

Adverse effects: nausea, vomiting, flushing, itching, rash, wheezing, arrhythmia, changes in blood pressure, shortness of breath, difficulty breathing, convulsions, cardiac arrest

Indications: visualize the urinary system, the vascular system

Contraindications: previous adverse reactions to iodine, history of asthma, heart disease, sickle cell disease, renal disease, use of beta blockers, use of NSAIDS, receiving large amount of contrast in the past 24 hours]]> 2022-10-21 03:45:56 UTC https://padlet.com/toshiaharke/46kvepws309zh9hv/wish/2350115644 Iodine Based Contrast toshiaharke https://padlet.com/toshiaharke/46kvepws309zh9hv/wish/2350115821 2022-10-21 03:46:09 UTC https://padlet.com/toshiaharke/46kvepws309zh9hv/wish/2350115821 Noniodinated toshiaharke https://padlet.com/toshiaharke/46kvepws309zh9hv/wish/2350116387 Molecule size: large molecule

Monomer or dimer: monomer or dimer

Osmolality: low osmolality

Compound ratio: 3:1

Solubility: high solubility in plasma; cannot dissolve into charged particles when it enters a solution

Viscosity: high viscosity (warmed to decrease viscosity)

Miscibility: high miscibility

Persistence: low persistence

Adverse effects: nausea, vomiting, flushed feeling, adverse reactions 1 in 50

Indications: visualize the urinary system, vascular system, infections and many other lesions

Contraindications: renal insufficiency, preexisting diabetes, or reduced intravascular volume]]> 2022-10-21 03:46:52 UTC https://padlet.com/toshiaharke/46kvepws309zh9hv/wish/2350116387 Barium and Enteral Iodinated Contrast toshiaharke https://padlet.com/toshiaharke/46kvepws309zh9hv/wish/2350116674 2022-10-21 03:47:14 UTC https://padlet.com/toshiaharke/46kvepws309zh9hv/wish/2350116674 Negative Contrast Media toshiaharke https://padlet.com/toshiaharke/46kvepws309zh9hv/wish/2350117069 -reduce the anatomic number of the area being demonstrated]]> 2022-10-21 03:47:45 UTC https://padlet.com/toshiaharke/46kvepws309zh9hv/wish/2350117069 Barium Sulfate toshiaharke https://padlet.com/toshiaharke/46kvepws309zh9hv/wish/2350117845 Molecular formula: BaSO4

Molecule size: large molecule

Composition: suspension

Osmolality: low osmolality

Compound ratio: 1 barium, 1 sulfur, 4 oxygen atoms

Solubility: not soluble in water; suspension when mixed with water

Viscosity: low to high viscosity depending on mixture

Miscibility: low miscibility

Persistence: high persistence

Adverse effects: constipation, fluid overload, colon perforation from enema tip, vaginal rupture, allergic-type reactions, aspiration, leakage into vascular system via gastric mucosa
Mild reactions
- nausea, vomiting, abdominal discomfort or cramping
Moderate reactions
-urticaria and pruritis, erythema, facial edema with no dyspnea, throat tightness and wheezing or bronchospasm for allergic-like
-protracted nausea and vomiting, hypertensive urgency, chest pain, and vasovagal reactions for physiologic
Severe
-diffuse edema, facial edema with dyspnea, erythema with hypertension, laryngeal edema with stridor, wheezing, bronchospasm, hypoxia and anaphylactic shock for allergic-like
-vasovagal reaction resistant to treatment, arrythmia, convulsions, seizures, and hypertensive emergency for physiologic

Indications: used to diagnose and evaluate disorders of the GI system; enteral studies

Contraindications: perforation of GI tract, post colon biopsy, diverticulitis, ulcerative colitis, toxic megacolon, chronic constipation

]]> 2022-10-21 03:48:43 UTC https://padlet.com/toshiaharke/46kvepws309zh9hv/wish/2350117845 Air toshiaharke https://padlet.com/toshiaharke/46kvepws309zh9hv/wish/2350118852 Safe to use in:
-large intestine
-GI studies
-arthrography
-pulmonary studies

Contraindicated in:
-cardiovascular studies

Properties that make them safe or unsafe:
-may cause air emboli

Exams that use this media:
-GI tract
-soft tissue neck studies
-UGI
-BE 
-enteroclysis
-synovial joints]]> 2022-10-21 03:49:54 UTC https://padlet.com/toshiaharke/46kvepws309zh9hv/wish/2350118852 Oxygen toshiaharke https://padlet.com/toshiaharke/46kvepws309zh9hv/wish/2350119091 Properties that make them safe or unsafe:
-Oxygen is readily absorbed by the cells, can cause gas emboli, doesn't dissipated as easily

Exams that use this media:
-not common in radiology]]> 2022-10-21 03:50:08 UTC https://padlet.com/toshiaharke/46kvepws309zh9hv/wish/2350119091 Nitrous Oxide toshiaharke https://padlet.com/toshiaharke/46kvepws309zh9hv/wish/2350119616 Properties that make them safe or unsafe:
-does not cause gas emboli, rapidly absorbed in body

Exams that use this media:
-not in common use]]> 2022-10-21 03:50:32 UTC https://padlet.com/toshiaharke/46kvepws309zh9hv/wish/2350119616 Carbon Dioxide toshiaharke https://padlet.com/toshiaharke/46kvepws309zh9hv/wish/2350120070 Safe to use in:
-double contrast studies
-GI studies
-intravascular studies (not common)
-patients with poor renal function
-patients with iodine allergy
-will not cause gas embolus
Contraindicated in:
-cerebral or coronary angiograms as it can be neurotoxic and cardiotoxic
-COPD patients
-patients on nitrous oxide sedation

Properties that make them safe or unsafe:
-better absorbed into body when administered into a hollow organ
-do not cause emboli
-high solubility

Exams that use this media:
-double contrast studies
-GI studies 
-intravascular studies (not common)
-intra-abdominal studies]]> 2022-10-21 03:50:51 UTC https://padlet.com/toshiaharke/46kvepws309zh9hv/wish/2350120070 toshiaharke https://padlet.com/toshiaharke/46kvepws309zh9hv/wish/2354591347 -nonionic universally used for pediatric patients]]> 2022-10-25 01:28:17 UTC https://padlet.com/toshiaharke/46kvepws309zh9hv/wish/2354591347 Gastrografin toshiaharke https://padlet.com/toshiaharke/46kvepws309zh9hv/wish/2357533705 Chemical formula: C11H9I3N2NaO4+

Molecule size: large molecule

Composition: compound

Osmolality: high osmolality

Compound ratio: each mL contains 660 mg Diatrizoate meglumine and 100 mg Diatrizoate sodium

Solubility: high solubility

Viscosity: low viscosity

Miscibility: high miscibility

Persistence: low persistence

Adverse Effects: hypovolemia, hypotension, dehydration, aspiration, anaphylactic reactions
-Nephrogenic systemic fibrosis can be caused by exposure to gadolinium in patients with end-stage chronic renal disease
-onset of NSF is days to months post injection

Indications: studies of esophagus, stomach, proximal small bowel, and colon

Contraindications: hypersensitivity to gastrografin or iodine based products

]]> 2022-10-26 15:44:24 UTC https://padlet.com/toshiaharke/46kvepws309zh9hv/wish/2357533705