Ken Jones, a leading amateur microscopist, specialises in video-filming pond-life. One of his videos captures the enigmatic and graceful movement of Volvox, and he has kindly allowed us to show some extracts from his film on this page. A single Volvox colony spins through the dark waters of a pond. Daughter cells are just visible inside. Micscape Editor's note.
Heart, liver, or kidney disease. Sometimes swelling can indicate a problem such as heart, liver, or kidney disease. Ankles that swell in the evening could be a sign of retaining salt and water because of right-sided heart failure. Kidney disease can also cause foot and ankle swelling.
Edema can also be an early sign of kidney disorder, heart or liver problems. Gout is another common cause of swelling of the feet and ankles. Gout occurs as a result of crystallization and accumulation of uric acid in the joints, in this case in the ankle joint. This causes inflammation and inflammation causes swelling.Swelling of the ankles can be a symptom of arthritis as well.out is another common cause of swelling of the feet and ankles. Gout occurs as a result of crystallization and accumulation of uric acid in the joints, in this case in the ankle joint. This causes inflammation and inflammation causes swelling.