Differential Diagnosis for Squishy Mass on Bottom of Foot
- Single Most Likely Diagnosis
- Plantar fibroma: A benign growth on the bottom of the foot, often feeling like a squishy or firm lump. It's a common condition that can cause discomfort, especially when walking or standing.
- Other Likely Diagnoses
- Plantar wart: A viral infection causing a lump on the bottom of the foot, which can feel squishy or firm and may be painful.
- Ganglion cyst: A non-cancerous lump that can develop on the bottom of the foot, often feeling squishy or firm and may be painful.
- Lipoma: A benign fatty tumor that can occur on the bottom of the foot, feeling like a soft or squishy lump.
- Bursitis: Inflammation of a fluid-filled sac (bursa) on the bottom of the foot, which can cause a squishy or swollen area.
- Do Not Miss Diagnoses
- Soft tissue sarcoma: A rare type of cancer that can present as a lump on the bottom of the foot. Although unlikely, it's crucial to rule out due to its potential severity.
- Infection or abscess: A bacterial or fungal infection that can cause a painful, swollen, or squishy area on the bottom of the foot, which requires prompt treatment.
- Nerve sheath tumor (e.g., neuroma): A benign growth on a nerve, which can cause pain, numbness, or a lump on the bottom of the foot.
- Rare Diagnoses
- Plantar keratoma: A rare, benign growth on the bottom of the foot, often caused by repetitive pressure or friction.
- Epidermal inclusion cyst: A rare, benign cyst that can occur on the bottom of the foot, feeling like a firm or squishy lump.
- Glomus tumor: A rare, benign tumor that can occur on the bottom of the foot, often causing pain or sensitivity.