Differential Diagnosis Flashcards
Back Pain DDx
Red Flag DDx
- Malignancy/ Mets
- Infection - Septic Arthritis, Osteomyelitis
- Cauda Equina Sx - Saddle Anethesia, Incontinence
- Multiple Myeloma
Spine
- Mechanical Back Pain
- Lumbar Radiculopathy
- Spinal Cana Stenosis
- Fractures
- Sacroilitis
Arthritis
- Osteoarthritis
- Rheumatoid Arthritis
- Psoriatic Arthritis
- Reactive Arthritis
Referred Pain
- KUB - Nephrolithiasis, Pyelonephritis, and Prostatitis
- GI - Cholecystitis, Pancreatitis
- Pelvic Organs - Endometriosis, Menopause
- Retroperitoneal Hemorrhage**
Pathological Fracture DDx
Malignancy - LGBT MPK
- Lung CA* and Lymphoma
- Gastric CA
- Breast CA* and Bone CA
- Thyroid CA
- Myeloma, Melanoma
- Prostate, Pelvic
- Kidney
Menopause
Neck Pain DDx
Redflags
- Cancer
- Infection
- Cervical Myelopathy
- Multiple Myeloma
Spine
- Mechanical Non-specific Neck Pain
- Cervical Radiculopathy
- Vertebral Fracture
Arthritis
- Osteoarthritis/ Cervical Spondylosis
- Rheumatoid Arthritis
- Psoriatic Arthritis
- Ankylosing Spondylisis
- Reactive Arthritis
Referred Pain
- Head - Meningitis, Tension, SAH
- Shoulder- PMR, Rotator cuff problems
- CVS - Angina, IHD
DDx add If with Hx of CA treatment
- Radiation Induced Neuropathy
- Surgical Trauma or Chemotherapy Neuropathy
- Lymphedema
Elbow Pain DDx
Red Flag DDx
- Malignancies
- Infection - SA, OM, Cellulitis
- Pan Coast Tumor
Soft Tissue/ Elbow
- Medial and Lateral Epicondylitis
- Olecranon Bursitis
- Biceps Tendinitis
- Osteochondritis
Arthritis/ Joint
- OA, RA, Gout, PA, Reactive A
Referred Pain
- Cervical Radiculopathy
- CVS - IHD
- Pancoast Tumor
Hand Pain DDx
Red flag- Malignancy, Infection
Neurologic - Cervical Radiculopathy, Carpal Tunnel, Cubital Tunnel Sx
Arthritis - OA, RA, Gout, PA, Reactive Arthritis & IBD
Other DDx - De Quervain Tenosynovitis, Hemochromatosis
Hip Pain DDx
Red flags
- Malignancy
- Infection - OM & SA
Soft Tissue and Neuro
- Greater Trochanteric Pain Syndrome
- Lumbar Radiculopathy
- Polymyalgia Rheumatica
Arthritis/ Joint
- OA, RA, PA, Gout, Reactive Arthritis & IBD
- Fracture - Avascular Necrosis, Adductor Tendonitis, Sacroiliitis
Referred
Abdomen/ KUB - Hernia, Renal Colic/Ureteric Colic, Acute Abdomen
CVS - Arterial Occlusion
Spine
Groin DDx (Hip DDx + GU and Skin)
Hip DDx
- Arthritis - OA, RA, PA, Reactive Arthritis, Gout
- Fracture, Avascular Necrosis
-Soft Tissue/Neuro - Greater Trochanteric Pain Sx, PMR, Lumbar Radiculopathy
Red Flags - Malignancy, Infection
Abdomen - Acute Abdomen, Hernia, Pelvic
KUB - Ureteric Colic, UTI
GU - Epidydimoorchitis, Herpes
Lymphadenitis - Cellulitis
Skin - Boil, Shingles
Hip Trauma DDx
Fracture
- Pelvic Fracture, Ishial Bone
- Acetabular Fx
- Femoral Neck Fracture
- Intertrochanteric Fracture
- Femoral Shaft Fracture
- Sacral Fracture
Hip Dislocation
Acetabular Labrum Tear
Soft Tissue Injuries - Hamstring Tear, Hip Sprain
Knee Trauma DDx (Acute)
Meniscal Tear
Ant/Post Collateral Ligament Tear
Patellar Dislocation
Patellar Tendon Rupture
Patellar Tendon Sprain
Fx - Tibia or Femur
Ruptured Backer Cyst
Muscle Tear - Gastrocnemius, Quadriceps
Chronic Knee DDx
Red Flags - Malignancy, Infection
Soft Tissues
- Patellar Tendinitis
- Bursitis
- Chondromalacia Patella
- Ruptured Backer Cyst
Arthritis
- OA, RA, PA, Gout, Reac A & IBD
Neurovascular
- Vasc - PAD, DVT
- Neuro - Lumbar Radiculopathy
Referred Pain
- Hip
- Rheumatic Fever
Traumatic Injury - Meniscal, ACL, Collateral Ligament
Foot Pain DDx
Red Flags - Malignancy, Infection
Soft Tissue
- Achilles Tendinitis
- Bursitis
- Tender Heel Pad
- Plantar Fasciitis
- Tibial Tendinitis
- Peroneal Tendinitis
Arthritis - OA, RA, Gout, PA, React A & IBD
Referred Pain and Others
- Neuro
– Lumbar Radiculopathy
– Tarsal Tunnel Sx
– Sensory NP
- Vascular
– PAD
– DVT
- Trauma and Ligament Tears
Front Foot
- Morton Neuroma
- Bunion
- Nail Problems
- Callus, Corn
Burning Pain DDx
Neuropathy
- Sensory Neuropathy
– Diabetes SN
– Alcoholic SN
– Vit B12 SN
– Thyroid
– CLD, Uremia
- Lumbar Radiculopathy
- Tarsal Tunnel Syndrome
Vascular Dx
- PAD
Restless Leg Syndrome
Psychogenic
Leg Pain DDx
Red Flags - Malignancy, Infection
Neuro Vascular
- Lumbar Radiculopathy
- Tarsal Tunnel Sx
- Spinal Canal Stenosis
- PAD
- DVT
- Venous Insufficiency
Arthritis
- OA, RA, Gout, PA, React A
Soft Tissue
- Tendonitis, Bursitis,
- PMR
Leg Pain s/p Surgery (Embolectomy) DDx
Compartment Syndrome
Surgical Complications
Inadequate Pain Relief
Recurrence of Clot
DVT
Infections
Post Thrombotic Syndrome
Dysuria DDx
Urologic
- UTI - Cystitis, Pyelonephritis
- STI - Urethritis & Epidydimoorchitis
KUB Condition
- Prostatitis
- Ureteric Colic
Skin Conditions
- Skin CA
- Herpes
- Balanitis (Dermatitis)