Column｜Stem Cell & Regenerative Medicine Insights

Distinguishing prepatellar bursitis (a rubber-ball swelling at the front of the kneecap from repeated kneeling and floor work) from knee osteoarthritis effusion and patellar tendinopathy: Dr. Moriwaki explains the chronic inflammation and fibrotic thickening of the subcutaneous bursa in front of the patella, and what stem cell conditioned media injection around the bursa can address (the inflammatory environment) and cannot address (the repetitive mechanical compression itself)

External Snapping Hip Syndrome (Coxa Saltans Externa) When You Feel a Sudden ‘Snap’ on the Outside of Your Hip While Rising or Running — How Not to Confuse It with Greater Trochanteric Pain Syndrome or Hip Osteoarthritis, and Dr. Moriwaki’s Framework for What Peri-Articular Stem Cell Conditioned Media Injection Can and Cannot Address for the Chronic Iliotibial Band–Greater Trochanter Friction Environment

Why Untreated Knee Osteoarthritis on One Side Tends to Progress Into the Contralateral Knee Too — How a Compensatory Gait Concentrates Excess Load on the Opposite Knee, and Where Stem Cell Conditioned Media Knee Joint Injection Can and Cannot Intervene, Organized by Dr. Moriwaki

Aching Pain at the Second Metatarsal Head with Walking or Prolonged Standing: Freiberg Disease (Second Metatarsal Head Osteochondrosis) Explained — Distinguishing It from Hallux Rigidus and Morton’s Neuroma, and Where Stem Cell Conditioned Media MTP Joint Injections Can Target Intra-Articular Inflammation but Cannot Restore Blood Flow to Necrotic Bone or Reverse Advanced Bony Deformity, by Dr. Moriwaki

How to Use Extracorporeal Shock Wave Therapy and Stem Cell Conditioned Media Peri-Articular Injection for Chronic Achilles Tendinopathy, Plantar Fasciitis, and Tennis Elbow: Dr. Moriwaki Organizes the Indications, Limits, and Combination Design of Two Conservative Treatments for Enthesopathy That Share a Goal but Differ in Mechanism

Bouchard’s Nodes (PIP Joint Osteoarthritis) — Not to Be Confused with Heberden’s Nodes: Dr. Moriwaki Organizes the Pathology of the Chronic Middle-Finger-Joint Pain and Swelling, and Where Peri-PIP Injection of Stem Cell Conditioned Media Can and Cannot Reach — Correcting the Intra-Articular Synovial and Cartilage Metabolic Environment vs. Reversing Bony Shape Change

Distinguishing ‘Quadriceps Tendinopathy’ from Patellofemoral Osteoarthritis and Jumper’s Knee — the Pathology of Chronic Pain Concentrated at the SUPERIOR Pole of the Patella, and Where Peritendinous Injection of Stem Cell Conditioned Media Can Modulate the Inflammatory Environment of Tendon Tissue vs. Where It Cannot Reconstruct a Complete Rupture — Dr. Moriwaki Explains

Sharp Under-the-Big-Toe Pain When Pushing Off or Jumping: Not Missing ‘Hallux Sesamoiditis’ as Hallux Rigidus, Hallux Valgus, or Plantar Fasciitis — Dr. Moriwaki on Concentrated Load and Chronic Microdamage at the Medial/Lateral Sesamoids Beneath the First MTP Joint, and the Line Between What Peri-Sesamoid Injection of Stem Cell Conditioned Media Can Address (Sub-Joint Bursal and Bone-Tendon Junction Inflammation) and What It Cannot (Bony Deformity and Sesamoid Fragmentation)

For People With Osteoporosis Considering Stem Cell Conditioned Media Knee Injection for Knee Osteoarthritis — Dr. Moriwaki Organizes the Micro-Changes in Subchondral Bone and How to Run the Treatment in Parallel With Osteoporosis Medication (Bisphosphonates, Denosumab, Teriparatide)