People with hypokalemic periodic paralysis are often misdiagnosed as having a conversion disorder or hysterical paralysis since the weakness is muscle-based and doesn't correspond to nerve or spinal root distributions.
32.
In contrast to HyperKPP, hypokalemic periodic paralysis ( noted in humans ) refers to loss-of-function mutations in channels that prevent muscle depolarisation and therefore are aggravated by low potassium ion concentrations.
33.
Migraines occur in up to 50 % of all hypokalemic periodic paralysis patients and may include less common symptoms like phantom smells, sensitivity to light and sound or loss of words.
34.
Provoking an attack with exercise and diet then trying oral potassium can be diagnostic, but also dangerous as this form of PP has an alternate form known as hyperkalemic periodic paralysis.
35.
Additionally, defects in both GSY1 and the SCNA4 gene, responsible for Hyperkalemic Periodic Paralysis ( HYPP ) in Quarter Horses and related breeds, has been found in 14 % of Halter horses.
36.
The tendency of people with hypokalemic periodic paralysis to get paralyzed when epinephrine is released in " fight or flight " situations further adds to the temptation to misdiagnose the disorder as psychiatric.
37.
The genes for the construction of ion channels are highly conserved amongst mammals and one condition, hyperkalemic periodic paralysis, was first identified in the descendants of Impressive, a registered Quarter Horse ( see AQHA website ).
38.
"' Thyrotoxic periodic paralysis "'( "'TPP "') is a condition featuring attacks of breathing muscles leads to respiratory failure, or if the low potassium levels lead to cardiac arrhythmias ( irregularities in the heart rate ).
39.
The symptoms of periodic paralysis can also be caused by hyperthyroidism, and are then labeled thyrotoxic periodic paralysis; however, if this is the underlying condition there are likely to be other characteristic manifestations, enabling a correct diagnosis.
40.
The symptoms of periodic paralysis can also be caused by hyperthyroidism, and are then labeled thyrotoxic periodic paralysis; however, if this is the underlying condition there are likely to be other characteristic manifestations, enabling a correct diagnosis.
