Cellulitis
A bacterial skin infection characterized by redness, swelling, warmth, and tenderness. Cellulitis requires prompt antibiotic treatment to prevent serious complications like bone infection and sepsis.
Book AppointmentWhat is Cellulitis?
Cellulitis is a common bacterial skin infection affecting the deeper layers of skin and underlying tissues. It typically presents with redness, swelling, warmth, and tenderness. The infection is usually caused by Streptococcus or Staphylococcus bacteria.
Cellulitis requires prompt antibiotic treatment to prevent serious complications. Early diagnosis and treatment significantly improve outcomes and prevent the infection from spreading to deeper tissues, lymph nodes, or bloodstream.
Common Signs
Redness in affected area
Swelling (edema)
Warmth or heat in the area
Tenderness or pain
Fever or chills
Spreading rash
Pus or drainage
Blistering
Red streaking from infection site
Lymph node swelling
Who is at Risk
History of IV Drug Use
Injection sites and poor sterile technique increase infection risk
Diabetes
High blood sugar impairs immune function and wound healing
Obesity
Increased skin folds trap moisture, creating infection risk
Lacerations or Cuts
Open wounds provide entry point for bacteria
Insect Bites
Scratching and breaking skin barrier allows bacterial entry
Athlete's Foot or Eczema
Breaks in skin barrier increase cellulitis risk
Weakened Immune System
HIV, cancer treatment, or immunosuppressive medications
Lymphedema
Impaired lymph drainage increases infection susceptibility
Previous Cellulitis
History of cellulitis increases recurrence risk
Age
Risk increases in elderly patients and very young children
Causative Bacteria
Streptococcus pyogenes
Group A Streptococcus, most common cause of cellulitis
Staphylococcus aureus
Including methicillin-resistant S. aureus (MRSA)
Streptococcus pneumoniae
Less common but can cause serious infections
Haemophilus influenzae
More common in children
Gram-negative bacteria
In patients with water exposure or immunosuppression
How We Diagnose Cellulitis
History and Physical Examination
Assessment of affected area, spread pattern, and systemic symptoms
Blood Culture
Identifies causative bacteria if bacteremia is suspected
Wound Culture
If drainage or purulence is present
Complete Blood Count (CBC)
Checks white blood cell elevation indicating infection
Blood Tests
Assess kidney function and other systemic effects
Imaging Studies
Ultrasound or MRI if abscess or deeper infection suspected
Antibiotic Treatment Options
Antibiotics are the primary treatment for cellulitis. The choice and route of administration depend on infection severity, patient factors, and suspected bacteria.
Oral Antibiotics
For mild to moderate cellulitis without systemic toxicity
Duration: 7-10 days typically
Intravenous (IV) Antibiotics
For severe infections, systemic symptoms, or immunocompromised patients
Duration: Until improvement, then oral switch
MRSA-Specific Antibiotics
If MRSA is suspected or confirmed
Duration: 10-14 days
Supportive Care
Complementary treatment to aid recovery
Duration: Throughout course
Potential Complications
Untreated or recurrent cellulitis can lead to serious complications affecting deep tissues, bones, and systemic health.
Osteomyelitis
Bone infection from untreated or recurrent cellulitis
Lymphedema
Chronic swelling from impaired lymph drainage after repeated infections
Abscess Formation
Collection of pus requiring drainage or surgical intervention
Sepsis
Life-threatening systemic infection spreading through bloodstream
Necrotizing Fasciitis
Rapidly spreading deep tissue infection requiring emergency surgery
Bacteremia
Bacteria in bloodstream leading to systemic infection
Endocarditis
Heart valve infection from bacterial spread
Critical - Recurrent Cellulitis: Repeated cellulitis infections can lead to osteomyelitis (bone infection) and lymphedema (chronic limb swelling from damaged lymph vessels). Seek treatment promptly at the first sign of infection to prevent these long-term complications.
When to Seek Immediate Care
Seek medical attention immediately if you notice any of these warning signs.
Rapidly Spreading Rash
Red area spreading quickly beyond initial site
High Fever
Temperature above 101.5°F (38.6°C)
Red Streaking
Red lines extending from infected area toward lymph nodes
Severe Swelling
Significant edema that limits mobility
Pus or Drainage
Yellow, green, or foul-smelling discharge
Numbness or Tingling
Nerve involvement from infection
Difficulty Moving
Joint involvement or muscle involvement
Systemic Symptoms
Chills, weakness, confusion, or difficulty breathing
How To Prevent Cellulitis
Keep skin clean and dry, especially in skin folds
Treat cuts and lacerations promptly with antiseptic
Use antibiotic ointment on minor wounds
Cover cuts with clean bandages and change regularly
Don't scratch insect bites; keep nails trimmed
Wear protective clothing during outdoor activities
Treat athlete's foot and skin conditions promptly
Maintain healthy weight and blood sugar control
Avoid IV drug use or use sterile technique if unable to stop
Use clean needles and injection equipment
Treat lymphedema and maintain skin care
Avoid tight clothing that restricts circulation
Home Care During Treatment
Elevate the affected limb above heart level
Apply warm (not hot) compresses 3-4 times daily
Take all prescribed antibiotics as directed
Continue antibiotics even if feeling better
Keep the area clean and dry
Wear loose, breathable clothing
Use acetaminophen or ibuprofen for pain
Drink plenty of fluids to support immune system
Get adequate rest to help body fight infection
Monitor for worsening symptoms
Complete Your Antibiotics: Even if you feel better after a few days, continue taking all prescribed antibiotics as directed. Stopping early allows bacteria to regrow and the infection to return. The full course is essential for complete elimination of the infection.
Early Treatment is Critical: Cellulitis can progress rapidly if not treated promptly. If you develop signs of cellulitis—redness, swelling, warmth, and tenderness in the skin—seek medical attention immediately. Early antibiotic treatment prevents complications and ensures faster recovery. Don't wait to see if it improves on its own.
Frequently Asked Questions
What is urgent care and how does it work?
Urgent care centers are designed to treat those who need attention quickly but don't require an emergency room visit. At MyDoc Urgent Care, you can walk in without an appointment and receive prompt medical attention for a wide range of non-life-threatening conditions. Our clinics are open 7 days a week, 12 hours a day (8:00 AM – 8:00 PM), providing extended access beyond typical primary care hours. We offer services such as treatment for minor injuries and illnesses, diagnostic testing, vaccinations, and preventive care. Our goal is to bridge the gap between your primary care doctor and the emergency room, ensuring you get the care you need, when you need it.
Who do we treat?
We treat patients of all ages, from infants and children to adults and seniors. Whether you have a minor illness, need a physical exam, or require urgent attention for an injury, our team is equipped to help. We welcome both long-time residents and visitors to the area. Our providers are experienced in pediatric, adult, and geriatric care, and we strive to create a welcoming, compassionate environment for every patient. If you have a chronic condition and need prompt care, we can help manage your symptoms and coordinate with your primary care provider if needed.
How do I get started?
Getting care at MyDoc Urgent Care is easy. Simply walk in to any of our locations during business hours—no appointment is necessary. If you have questions or want to check wait times, you can call us at (718) 401-1510. For added convenience, you can also check in online to reduce your wait time. When you arrive, our friendly staff will help you register and guide you through the process. Most visits are completed in under an hour, so you can get back to your day quickly.
How does Urgent Care compare to the ER or a Primary Care Doctor?
Urgent care is designed for non-life-threatening conditions that require prompt attention but are not severe enough for the emergency room. The average wait time for a primary care appointment can be over 20 days, and ER visits can last over 3 hours. At MyDoc Urgent Care, most visits are completed in less than an hour. We offer a cost-effective alternative to the ER for issues like minor injuries, infections, and illnesses. For life-threatening emergencies, such as chest pain, severe bleeding, or difficulty breathing, always call 911 or go to the nearest ER.
What about insurance?
We accept most major insurance plans for medical services, including Medicaid and Medicare. If you do not have insurance, we offer affordable self-pay rates and transparent pricing. Our staff can help you understand your benefits, answer questions about coverage, and provide cost estimates before treatment. We believe everyone should have access to quality healthcare, regardless of insurance status.
What conditions do you treat at urgent care?
We treat a wide range of conditions, including cold and flu symptoms, sore throat, ear infections, minor cuts and burns, sprains and strains, rashes, urinary tract infections, allergies, minor fractures, and more. We also provide physical exams for school, work, and sports, as well as vaccinations and on-site lab testing. If you are unsure whether we can help, call us or walk in—our team will assess your needs and provide the appropriate care or referral.
Can I get prescriptions or refills at urgent care?
Yes, our providers can prescribe medications for acute illnesses and minor conditions, such as antibiotics for infections or medications for pain relief. We can also provide short-term refills for certain maintenance medications if appropriate. Please bring a list of your current medications and any relevant medical history to your visit. For long-term medication management, we recommend following up with your primary care provider.
Do you offer pediatric urgent care?
Absolutely! Our clinics are equipped to care for children of all ages, from infants to teenagers. We understand that children have unique medical needs and strive to provide a comfortable, family-friendly environment. Our providers are experienced in pediatric care and can treat common childhood illnesses, injuries, and provide physicals and vaccinations.
What should I bring to my urgent care visit?
Please bring a photo ID, your insurance card (if applicable), a list of current medications, and any relevant medical records. If you are bringing a child, please bring their immunization records if available. Having this information helps us provide the best and safest care possible. If you have paperwork for work, school, or sports, bring that as well so we can complete it during your visit.
How do I know if I should go to urgent care or the ER?
Urgent care is appropriate for non-life-threatening conditions that need prompt attention, such as minor injuries, infections, or illnesses. If you are experiencing severe chest pain, difficulty breathing, signs of stroke, severe bleeding, loss of consciousness, or any other life-threatening emergency, call 911 or go to the nearest emergency room immediately. When in doubt, it's always better to err on the side of caution and seek emergency care.
Do I need an appointment to visit MyDoc Urgent Care?
No appointment is necessary at MyDoc Urgent Care. We welcome walk-ins at all of our locations during business hours. If you prefer, you can check in online to save time and reduce your wait. Our goal is to make healthcare as accessible and convenient as possible for you and your family.
What forms of payment do you accept?
We accept most major credit cards, debit cards, cash, and many insurance plans. If you have questions about payment or billing, our front desk staff will be happy to assist you and provide clear information about costs before your visit. We strive to make the billing process transparent and stress-free.
Can I get lab tests or X-rays at urgent care?
Yes, MyDoc Urgent Care offers on-site lab testing and X-ray services for your convenience. This allows us to quickly diagnose and treat a wide range of conditions without the need to send you to another facility. Common tests include strep throat, flu, COVID-19, urinalysis, blood work, and more. X-rays are available for injuries such as sprains, fractures, and chest concerns.
How long will my visit take?
Most visits to MyDoc Urgent Care are completed in less than an hour, including registration, evaluation, and treatment. Wait times may vary depending on the time of day and the number of patients, but we strive to provide prompt, efficient care. You can check in online to further reduce your wait time.
Can urgent care help with work or school forms?
Absolutely! We can provide physical exams for work, school, sports, and camp, as well as complete any necessary forms. Please bring any required paperwork with you to your visit. Our providers will ensure all forms are filled out accurately and promptly so you can meet your deadlines.