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Acanthosis nigricans

Index Acanthosis nigricans

Acanthosis nigricans is a brown to black, poorly defined, velvety hyperpigmentation of the skin. [1]

46 relations: Acromegaly, Addison's disease, Alström syndrome, Androgen, Axilla, Blood sugar level, Cancer, Casal collar, Combined oral contraceptive pill, Cushing's disease, Dermatology, Diabetes mellitus, Diabetes mellitus type 2, Donohue syndrome, Endoscopy, Epidermal growth factor receptor, Fibroblast growth factor, Fibroblast growth factor receptor, Genitourinary system, Glucocorticoid, Groin, Growth factor, Growth hormone, Hyperpigmentation, Hypothyroidism, Insulin, Insulin resistance, Insulin-like growth factor, Insulin-like growth factor 1, Insulin-like growth factor-binding protein, Lipoatrophic diabetes, Metabolic syndrome, Navel, Neck, Niacin, Paraneoplastic syndrome, Pellagra, Pinealoma, Polycystic ovary syndrome, Prader–Willi syndrome, Prayer bump, Seborrheic keratosis, Skin, Transforming growth factor, Tumor necrosis factor superfamily, X-ray.

Acromegaly

Acromegaly is a disorder that results from excess growth hormone (GH) after the growth plates have closed.

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Addison's disease

Addison's disease, also known as primary adrenal insufficiency and hypocortisolism, is a long-term endocrine disorder in which the adrenal glands do not produce enough steroid hormones.

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Alström syndrome

Alström syndrome (AS), also called Alström–Hallgren syndrome, is a rare genetic disorder caused by mutations in the gene ALMS1.

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Androgen

An androgen (from Greek andr-, the stem of the word meaning "man") is any natural or synthetic steroid hormone which regulates the development and maintenance of male characteristics in vertebrates by binding to androgen receptors.

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Axilla

The axilla (also, armpit, underarm or oxter) is the area on the human body directly under the joint where the arm connects to the shoulder.

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Blood sugar level

The blood sugar level, blood sugar concentration, or blood glucose level is the amount of glucose present in the blood of humans and other animals.

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Cancer

Cancer is a group of diseases involving abnormal cell growth with the potential to invade or spread to other parts of the body.

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Casal collar

The Casal collar or Casal necklace is a clinical sign in which there is an erythematous pigmented skin rash in the distribution of a broad collar (dermatomes C3 and C4).

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Combined oral contraceptive pill

The combined oral contraceptive pill (COCP), often referred to as the birth control pill or colloquially as "the pill", is a type of birth control that is designed to be taken orally by women.

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Cushing's disease

Cushing's disease is a cause of Cushing's syndrome characterised by increased secretion of adrenocorticotropic hormone (ACTH) from the anterior pituitary (secondary hypercortisolism).

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Dermatology

Dermatology (from ancient Greek δέρμα, derma which means skin and λογία, logia) is the branch of medicine dealing with the skin, nails, hair and its diseases.

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Diabetes mellitus

Diabetes mellitus (DM), commonly referred to as diabetes, is a group of metabolic disorders in which there are high blood sugar levels over a prolonged period.

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Diabetes mellitus type 2

Diabetes mellitus type 2 (also known as type 2 diabetes) is a long-term metabolic disorder that is characterized by high blood sugar, insulin resistance, and relative lack of insulin.

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Donohue syndrome

Donohue syndrome (also known as leprechaunism) is an extremely rare and severe genetic disorder.

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Endoscopy

An endoscopy (looking inside) is used in medicine to look inside the body.

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Epidermal growth factor receptor

The epidermal growth factor receptor (EGFR; ErbB-1; HER1 in humans) is a transmembrane protein that is a receptor for members of the epidermal growth factor family (EGF family) of extracellular protein ligands.

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Fibroblast growth factor

The fibroblast growth factors are a family of cell signalling proteins that are involved in a wide variety of processes, most notably as crucial elements for normal development.

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Fibroblast growth factor receptor

The fibroblast growth factor receptors are, as their name implies, receptors that bind to members of the fibroblast growth factor family of proteins.

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Genitourinary system

The genitourinary system or urogenital system is the organ system of the reproductive organs and the urinary system.

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Glucocorticoid

Glucocorticoids are a class of corticosteroids, which are a class of steroid hormones.

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Groin

In human anatomy, the groin (the adjective is inguinal, as in inguinal canal) is the junctional area (also known as the inguinal region) between the abdomen and the thigh on either side of the pubic bone.

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Growth factor

A growth factor is a naturally occurring substance capable of stimulating cellular growth, proliferation, healing, and cellular differentiation.

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Growth hormone

Growth hormone (GH), also known as somatotropin (or as human growth hormone in its human form), is a peptide hormone that stimulates growth, cell reproduction, and cell regeneration in humans and other animals.

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Hyperpigmentation

Hyperpigmentation is the darkening of an area of skin or nails caused by increased melanin.

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Hypothyroidism

Hypothyroidism, also called underactive thyroid or low thyroid, is a disorder of the endocrine system in which the thyroid gland does not produce enough thyroid hormone.

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Insulin

Insulin (from Latin insula, island) is a peptide hormone produced by beta cells of the pancreatic islets; it is considered to be the main anabolic hormone of the body.

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Insulin resistance

Insulin resistance (IR) is a pathological condition in which cells fail to respond normally to the hormone insulin.

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Insulin-like growth factor

The insulin-like growth factors (IGFs) are proteins with high sequence similarity to insulin.

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Insulin-like growth factor 1

Insulin-like growth factor 1 (IGF-1), also called somatomedin C, is a protein that in humans is encoded by the IGF1 gene.

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Insulin-like growth factor-binding protein

The Insulin-like growth factor-binding protein also known as IGFBP serves as a carrier protein for Insulin-like growth factor 1 (IGF-1).

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Lipoatrophic diabetes

Lipoatrophic diabetes is a type of diabetes mellitus presenting with severe lipodystrophy in addition to the traditional signs of diabetes.

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Metabolic syndrome

Metabolic syndrome, sometimes known by other names, is a clustering of at least three of the five following medical conditions: abdominal obesity, high blood pressure, high blood sugar, high serum triglycerides and low high-density lipoprotein (HDL) levels.

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Navel

The navel (clinically known as the umbilicus, colloquially known as the belly button, or tummy button) is a hollowed or sometimes raised area on the abdomen at the attachment site of the umbilical cord.

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Neck

The neck is the part of the body, on many vertebrates, that separates the head from the torso.

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Niacin

Niacin, also known as nicotinic acid, is an organic compound and a form of vitamin B3, an essential human nutrient.

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Paraneoplastic syndrome

A paraneoplastic syndrome is a syndrome (a set of signs and symptoms) that is the consequence of cancer in the body, but unlike mass effect, is not due to the local presence of cancer cells.

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Pellagra

Pellagra is a disease caused by a lack of the vitamin niacin (vitamin B3).

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Pinealoma

A pinealoma is a tumor of the pineal gland, a part of the brain that produces melatonin.

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Polycystic ovary syndrome

Polycystic ovary syndrome (PCOS) is a set of symptoms due to elevated androgens (male hormones) in females.

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Prader–Willi syndrome

Prader–Willi syndrome (PWS) is a genetic disorder due to loss of function of specific genes.

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Prayer bump

A zebibah (Arabic زبيبة zabība, "raisin"), also known as a zabiba or zebiba, or prayer bump, is a mark on the forehead of some Muslims, due to the friction generated by repeated contact of the forehead with the prayer mat during daily prayers.

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Seborrheic keratosis

A seborrheic keratosis, also known as seborrheic verruca, basal cell papilloma, or a senile wart,Freedberg, et al.

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Skin

Skin is the soft outer tissue covering vertebrates.

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Transforming growth factor

Transforming growth factor (sometimes referred to as Tumor growth factor, or TGF) is used to describe two classes of polypeptide growth factors, TGFα and TGFβ.

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Tumor necrosis factor superfamily

The tumor necrosis factor (TNF) superfamily is a protein superfamily of type II transmembrane proteins containing TNF homology domain and forming trimers.

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X-ray

X-rays make up X-radiation, a form of electromagnetic radiation.

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Redirects here:

AAA Disease, Acanthosis nigricans associated with malignancy, Acanthosis nigricans associated with obesity, insulin-resistant states, and endocrinopathy, Acanthosis nigricans type I, Acanthosis nigricans type II, Acanthosis nigricans type III, Acral Acanthotic Anomaly, Acral Acanthotic Anomaly (AAA), Acral acanthosis nigricans, Acral acanthosis nigricans (acral acanthotic anomaly), Acral acanthotic anomaly, Benign acanthosis nigricans, Familial acanthosis nigricans, Keratomycosis nigricans palmaris, Malignant acanthosis nigricans.

References

[1] https://en.wikipedia.org/wiki/Acanthosis_nigricans

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