Dorsal parts of lateral intertransversarii lumborum muscles

Looks like

The back slips of the lateral lumbar intertransversarii, running from a small knob on each lumbar vertebra to the side process above.

What it does

Bend the lower back sideways and steady the spine.

Keeping it well

Deep and small; not a common source of symptoms.

Related conditions

• Botulism
• Fibromyalgia
• Frailty & falls in older age
• Heat exhaustion & heatstroke
• Malnutrition & refeeding syndrome
• Muscular dystrophy
• Polymyalgia rheumatica
• Rhabdomyolysis
• Sarcoma
• Sarcopenia
• Tetanus